Nortel-networks NN43001-563 Manual de usuario

Nortel Communication Server 1000IP Trunk FundamentalsNN43001-563.

10 ContentsInstall filter and NTND26 cable (for MSDL and DCHIP cards in different LargeSystem equipment rows) 202Small System cable installation 203Ins

100 ITG engineering guidelinesTrunksCCSTrunksCCSTrunksCCSTrunksCCSTrunksCCS101 2847 111 3166 121 3488 131 3810 141 4134102 2879 112 3198 122 3520 132

IP Trunk 3.01 (and later) traffic engineering 101TrunksCCSTrunksCCSTrunksCCSTrunksCCSTrunksCCS86 2678 99 3116 112 3552 125 3992 138 443487 2711 100 314

102 ITG engineering guidelinessupporting the other half of the Followers. This rule covers D-Channelredundancy with two IP Trunk 3.01 (and later) rout

IP Trunk 3.01 (and later) traffic engineering 103(and later) TLAN subnet. IP Trunk 3.01 (and later) registers and re-registerswith a Gatekeeper. Unless

104 ITG engineering guidelinesFactors that effect the real-time capacityThe following factors affect real-time capacity:•host module type•the number o

Factors that effect the real-time capacity 105In a default QoS configuration, the Leader card must terminate and generatea total of 50 probe packets pe

106 ITG engineering guidelinesIn this section, the following assumptions are made to project the LeaderCard real-time capacity:•The number of probe pa

Factors that effect the real-time capacity 107Nortel recommends that traffic on a single card ITG-Pentium 24-port trunkcard node never exceed the follo

108 ITG engineering guidelinesTable 12 "Real-time capacity of a single card node with all 24 ports enabled"(page 108) and Table 13 "Rea

Factors that effect the real-time capacity 109Media Card 32-port trunk card Leader 0 and DCHIP card real-timecapacityThe Media Card 32-port trunk card

Contents 11Retrieve the IP Trunk 3.01 (and later) node dialing plan using TM 3.1 257Transmit IP trunk card configuration data from TM 3.1 to the IP tru

110 ITG engineering guidelinesover multiple cards. This ensures that no IP trunk card exceeds itsreal-time capacity.8. The maximum number of cards one

Factors that effect the real-time capacity 111of DCHIP card. This information is equally applicable to single card nodesor multi-card nodes and small

112 ITG engineering guidelinescardAHT=10sAHT=30s AHT=60s AHT=120s AHT=180s6000 0 1 3 4 8 115800 32 1 3 4 8 11In order to achieve successful VoIP, a mi

Factors that effect the real-time capacity 113ATTENTIONIMPORTANTVoice packets must have priority over data packets.When the WAN route prior itizes voi

114 ITG engineering guidelinesCodectypeCodecMulti -frameduration(ms)See Note8.Voice/faxpayloadsize(bytes)IPheadersize(bytes)Ethernetheadersize(bytes)F

Factors that effect the real-time capacity 115To calculate the average bandwidth, perform the following calculation:Codec bandwidth from Table 17 &quo

116 ITG engineering guidelinesTrunk Anti-Tromboning (TAT) and Trunk Route Optimization (TRO)considerationsTrunk Anti-Tromboning (TAT) was designed to

Factors that effect the real-time capacity 117The circuit-switched path between the tromboned trunks is connectedby the time switch on the Media Card

118 ITG engineering guidelines2. Telephone A at Site 1 calls Telephone B at Site 2. Telephone B answersthe call and decides to transfer the call to Ph

Factors that effect the real-time capacity 119TRO functions in a different manner than TAT. TRO is invoked before the callhas been answered. TAT is in

12 ContentsDSP maintenance window 347D-channel maintenance 348Transmit configuration data 348Add an IP Trunk 3.01 (and later) node on TM 3.1 by retriev

120 ITG engineering guidelinesTable 18 "Example: Traffic flow in a 4-node IP Trunk 3.01 (and later)network" (page 120) summarizes traffic flow o

Factors that effect the real-time capacity 121Table 20 "Example: Incremental WAN bandwidth requirement" (page 121)summarizes the WAN traffic

122 ITG engineering guidelineswhere 14 CCS is the larger of two fax traffic parcels (14 CCS as comparedto 6 CCS).After adjusting for peaking, the incre

Assess WAN link resources 123The third step is to assess how much spare capacity is available. Enterpriseintranets are subject to capacity planning po

124 ITG engineering guidelinesFigure 25Calculate network load with IP Trunk 3.01 (and later) trafficSuppose the intranet has a topology as shown in Fig

Assess WAN link resources 125r5 (10.18.0.2) 42 ms 44 ms 38 msr4 (10.28.0.3) 78 ms 70 ms 81 msr1 (10.3.0.1) 92 ms 90 ms 101 mssanta_clara_itg4 (10.3.2.

126 ITG engineering guidelinesEnough capacityFor each link, Table 23 "Computation of link capacity as compared to ITGload" (page 126) compar

Implement QoS in IP networks 127Insufficient link capacityIf there is not enough link capacity, implement one or more of the followingoptions:•Use the

128 ITG engineering guidelinesUnless voice traffic has been configured to have higher priority, the data filedownload could use most of the available ban

Implement QoS in IP networks 129and ebb in traffic flows. WAN links appear to be congested at one periodof time time and then are followed by a period o

Contents 13Disable the indicated IP trunk card when idle 384Enable an indicated IP trunk card 384Disable an indicated IP trunk card port 384Enable an

130 ITG engineering guidelinesQueue managementQueueing delayFrom "Queuing delay" (page 134), it can be seen that queueing delay is amajor co

Implement QoS in IP networks 131Internet Protocols and ports used by IP Trunk 3.01 (and later)The following IP applications and protocols are used by

132 ITG engineering guidelinesPort numbers used by IP Trunk 3.01 (and later)Table 25 "Pre-defined TCP ports" (page 132) and Table 26 "Pr

Implement QoS in IP networks 133•limiting the maximum frame size and fragmenting large frames onlow-speed WAN links•limiting the quantity of voice tra

134 ITG engineering guidelinesSerialization delaySerialization delay is the time it takes to transmit the voice packet one bit ata time over a WAN lin

Implement QoS in IP networks 135Figure 26Queuing delay of various linksAs can be seen in Figure 26 "Queuing delay of various links" (page 13

136 ITG engineering guidelinesOther delay componentsOther delay components, generally considered minor, are as follows.• Router processing delayThe ti

Implement QoS in IP networks 137The average rtt time on that link is about 40 ms; the one-way link delay isabout 20 ms, of which the circuit transmiss

138 ITG engineering guidelines•Overloaded CPU.This is another commonly-monitored statistic collected by networkmanagement systems. If a router is over

Implement QoS in IP networks 139Time-of-Day voice routingOther important objectives associated with IP Trunk 3.01 (and later) networktranslations and

14 ContentsITG-Pentium 24-port trunk card faceplate maintenance display codes 423System performance under heavy load 426Message: PRI241 426Message: MS

140 ITG engineering guidelinesUse the ESN TGAR, NCOS, and facility restriction levels to keep generalmodem traffic off the IP Trunk 3.01 (and later) ro

Measure intranet QoS 141In the context of a Meridian 1/CS 1000M system with IP Trunk 3.01 (andlater), Figure 27 "Relationship between users and s

142 ITG engineering guidelinesThe QoS level is a user-oriented QoS metric which takes on one of thesefour settings: excellent, good, fair, and poor, i

Measure intranet QoS 143Figure 28QoS levels with G.729A/AB codecFigure 29QoS level with G.711 codecNortel Communication Server 1000IP Trunk Fundamenta

144 ITG engineering guidelinesFigure 30QoS level with G.723 codecObtain QoS measurement toolsPING and Traceroute are standard IP tools that are usuall

Measure intranet QoS 14568 bytes from (10.3.2.7): icmp_seq=0 ttl=225time=112ms68 bytes from (10.3.2.7): icmp_seq=0 ttl=225time=97ms^?--- Richardson3 P

146 ITG engineering guidelinesMeasure end-to-end packet lossThe PING program also reports if the ICMP packet made its round tripcorrectly or not. Use

Measure intranet QoS 147Network delay and packet loss evaluation exampleFrom PING data, calculate the average one-way delay (halved from PINGoutput an

148 ITG engineering guidelinesIn contrast, the site pair Santa Clara/Ottawa has both QoS levels of meanand mean+standard deviation falling in the exce

Measure intranet QoS 149This model already takes into account some character istics of the IP Phone,and therefore the impairment factors are not ident

Contents 15Appendix D Subnet mask conversion from CIDR to dotteddecimal format 455Appendix E CLI commands 457Appendix F Configure a Netgear RM356 modem

150 ITG engineering guidelinesPacket loss (%) Packet Lose Impairment (lp)415825Table 32R value translationR Value (lower limit)MOS User Satisfaction90

Measure intranet QoS 151QoS levelNetworkdelay (ms)Packetloss (%)G.71120G.729A/AB30G.723.1 (6.3 Kbps)30149 2fairpoor poor149 4fairpoornot recommended14

152 ITG engineering guidelinesTo calculate R = 94 - lc - ld - lp, use Table 29 "Impairment factors of codecs"(page 149), Table 30 "Impa

Measure intranet QoS 153To calculate R = 94 - lc - ld - lp, use Table 29 "Impairment factors of codecs"(page 149), Table 30 "Impairment

154 ITG engineering guidelinesIP Trunk 3.01 (and later) LAN installation and configurationBasic setup of the IP Trunk 3.01 (and later) systemFigure 31

IP Trunk 3.01 (and later) LAN installation and configuration 155Configure a system with separate subnets for voice and managementRecommendationNortel re

156 ITG engineering guidelinesExample 1Invalid configurationThe following configuration is not valid, as the TLAN and ELAN subnetsoverlap.ELAN IP10.0.0.

IP Trunk 3.01 (and later) LAN installation and configuration 157The TLAN subnet has a range of addresses from 10.0.0.1 to 10.0.0.127.The ELAN subnet is

158 ITG engineering guidelines•Remote support access is not required, and there is no firewall routerbetween the ELAN subnet and the TLAN subnet.Multip

IP Trunk 3.01 (and later) LAN installation and configuration 159The TLAN network interface on the Media Card 32-port trunk card and theITG-Pentium 24-p

16 ContentsNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Copyright © 2007, Nortel Networks.

160 ITG engineering guidelinesPriority routing for voice packetsRouters having the capability to turn on priority for voice packets shouldhave this fe

IP Trunk 3.01 (and later) LAN installation and configuration 161WARNINGConfigure the ports on Layer 2 or Layer 3 switching equipmentas auto-negotiate.If

162 ITG engineering guidelines•As an interim measure, connect to each ITG-Pentium 24-port trunkcard and log in to the ITG> shell. In the shell, use

IP Trunk 3.01 (and later) DSP profile settings 163The Media Card 32-port trunk card does not support Profile 3.The DSP coding algorithm parameter sets t

164 ITG engineering guidelines3. Fax playout nominal delay. This can range from 0 to 300 ms, with 100ms as the default size.As discussed in "Adju

Post-installation network measurements 165When a system equipped with an IP Trunk 3.01 (and later) node serves as atandem switch in a network where so

166 ITG engineering guidelinesexpectations and networking technology – can render a design obsolete ornon-compliant with QoS objectives. Review the de

Post-installation network measurements 167In subsequent design cycles, review and refine the QoS objective, basedon data collected from intranet QoS mo

168 ITG engineering guidelinesSNMP network managementSimple Network Management Protocol (SNMP)-based NetworkManagement Systems (NMS) provide a useful

Post-installation network measurements 169— number of cards and ports, IP Trunk 3.01 (and later) node and cardparameters— fallback threshold level— Co

17How to Get HelpThis chapter explains how to get help for Nortel products and services.Getting help from the Nortel web siteThe best way to get techn

170 ITG engineering guidelinesNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Copyright © 2007,

171TM 3.1 management and configurationof IP Trunk 3.01 (and later)ContentsThis section contains information on the following topics:"Introduction&

172 TM 3.1 management and configuration of IP Trunk 3.01 (and later)2. In theory, a single TM 3.1 installation can support up to 500 system’s.However,

TM 3.1 remote access configuration 173Figure 32Remote access with full access to customer LAN/WANA single remote support and administration TM 3.1 PC c

174 TM 3.1 management and configuration of IP Trunk 3.01 (and later)Figure 33Remote access with no access to customer LAN/WANIn this case, a local TM 3

TM 3.1 PC hardware and software requirements 175integrity is highly valued, a Redundant Array of Inexpensive Disks (RAID)storage solution is recommend

176 TM 3.1 management and configuration of IP Trunk 3.01 (and later)•Windows-compatible mouse (PS/2 mouse preferred to free up a PCserial port)CAUTIONS

177Install and configure IP Trunk 3.01 (andlater) nodeContentsThis section contains information on the following topics:"Introduction" (page

178 Install and configure IP Trunk 3.01 (and later) node"Install filter and NTND26 cable (for MSDL and DCHIP cards in different LargeSystem equipm

Introduction 179"Single vs. separate TLAN and ELAN subnets" (page 237)"Configure Network Connections" (page 237)"Configure ca

18 How to Get Helphttp://www.nortel.com/ercGetting help through a Nortel distributor or re-sellerIf you purchased a service contract for your Nortel p

180 Install and configure IP Trunk 3.01 (and later) nodeBefore you beginFollow the steps in Procedure 6 "Meeting installation requirements" (

Installation procedure summary 181Installation procedure summaryTable 37 "Installation procedures" (page 181) lists the procedures requiredt

182 Install and configure IP Trunk 3.01 (and later) nodeStepProcedureSeepage"Configure SNMP Traps/Routing and IP addresses tab" (page 246).&q

Create the IP Trunk 3.01 (and later) Installation Summary Sheet 183ESN installation summar yThe following is a summary of the actions required to impl

184 Install and configure IP Trunk 3.01 (and later) nodeCreate an Installation Summary Sheet. This form contains importantinformation about each card,

Channel Identifier planning 185Gaps in numbering can deliberately be left between IP trunk cards toallow for later expansion; for example, to allow for

186 Install and configure IP Trunk 3.01 (and later) nodeUnit number (from TN)ISL Channel number20 2121 2222 2323 24Single card, sequential numbering, n

Channel Identifier planning 187Unit number (from TN)ISL Channel number20 2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 32Two cards, sequential

188 Install and configure IP Trunk 3.01 (and later) nodeUnit number (from TN)ISL Channel number455667788991010 1111 1212 1313 1414 1515 1616 1717 1818

Channel Identifier planning 189Unit number (from TN)ISL Channel number11 4412 4513 4614 4715 4816 4917 5018 5119 5220 5321 5422 5523 56Incorrect ISL ch

19Overview of IP Trunk 3.01ContentsThis section contains information on the following topics:"Introduction" (page 19)"Startup and regis

190 Install and configure IP Trunk 3.01 (and later) nodeDecreasing channel numbering sequenceTable 43 "Channel numbering error – decreasing channe

Install and cable IP Tr unk 3.01 (and later) cards 191Each ITG-Pentium 24-port trunk card requires two slots in a IPE shelf. Onlythe left slot of the

192 Install and configure IP Trunk 3.01 (and later) nodeCAUTIONEquipment DamageDo not overtighten screws. They can break.Follow the steps in Procedure

Install and cable IP Tr unk 3.01 (and later) cards 193Figure 34DCHIP PC Card and NTCW84EA pigtail cable5 Pull the top and bottom locking devices away

194 Install and configure IP Trunk 3.01 (and later) nodeInstall NTCW84JA Large System I/O Panel 50-Pin filter adapterFor Large Systems, the standard filt

Install NTCW84JA Large System I/O Panel 50-Pin filter adapter 195block by releasing the latching pins on the filter block and pulling theNT8D81AA cable

196 Install and configure IP Trunk 3.01 (and later) nodeFor more detailed cabling information and procedures for replacing theNT8D81BA with the NT8D81A

Install NTMF94EA and NTCW84KA cables 197Figure 36NTCW84KA ELAN, TLAN, DCH, and serial cableInstall the NTMF94EA cable (for non-DCHIP cards)Follow the

198 Install and configure IP Trunk 3.01 (and later) nodeFigure 37NTMF94EA ELAN, TLAN and serial port cable—End—Install shielded TLAN network interface

Configure NT6D80 MSDL switches 199When connecting the Media Card 32-port trunk card and/or ITG-Pentium24-port trunk card to the TLAN subnet, the link s

Document status: StandardDocument version: 01.01Document date: 30 May 2007Copyright © 2007, Nortel NetworksAll Rights Reserved.Sourced in Canada.The i

20 Overview of IP Trunk 3.01In addition to routing IP Telephony calls with locally configured call-routingoptions, IP Trunk 3.01 takes advantage of the

200 Install and configure IP Trunk 3.01 (and later) nodePort 1 – SW3 Port 1 – SW7RS-422-A DTE all off all onPort 2 – SW2 Port 2 – SW6RS-422-A DTE all o

Install filter and NTND26 cable (for MSDL and DCHIP cards in same Large System equipmentrow) 2014Connect the appropriate NTND26 cable assembly to the D

202 Install and configure IP Trunk 3.01 (and later) node5Connect the DCH (P5) connector of the NTCW84KA to the outwardside of the 15-pin I/O panel filte

Install filter and NTND26 cable (for MSDL and DCHIP cards in different Large System equipmentrows) 2035Use the NTMF04BA Extension Cable to connect the

204 Install and configure IP Trunk 3.01 (and later) nodeNTCW84KA DCH (P5) connector to the NTAK19FB D-Channel portconnector for Port 1 or Port 3.4If th

Cabling for the Media Card 32-port trunk card 205Cabling for the Media Card 32-port trunk cardThis section describes the cabling necessary to install

206 Install and configure IP Trunk 3.01 (and later) nodeFigure 40EMC kit deploymentITG Card ELAN/TLAN Adapter (L-adapter)The L-adapter routes the signa

Cabling for the Media Card 32-port trunk card 207Figure 41ITG card ELAN/TLAN adapter (L-adapter)Figure 42 "ITG card ELAN/TLAN adapter (Large syst

208 Install and configure IP Trunk 3.01 (and later) nodeFigure 42ITG card ELAN/TLAN adapter (Large system)To install the L-adapter in a Small System, u

Cabling for the Media Card 32-port trunk card 209Figure 43ITG card ELAN/TLAN adapter fitted to a Meridian 1 Option 11C Cabinet/ CS 1000M CabinetTo inst

Introduction 21•handles the call based on the return message from the GatekeeperIP Trunk 3.01 (and later) accesses additional devices through theGatek

210 Install and configure IP Trunk 3.01 (and later) nodeFigure 44ITG card ELAN/TLAN adapter fitted to a Meridian 1 PBX 11C Chassis/CS 1000M ChassisWhen

Cabling for the Media Card 32-port trunk card 211•1 stop bit, no parity•no flow controlNTMF29BA DCHIP cableThe NTMF29BA DCHIP cable connects to port 0

212 Install and configure IP Trunk 3.01 (and later) node3Fit the DCHIP PC Card NTMF29BA cable assembly through thefaceplate slot and push it home into

Cabling for the Media Card 32-port trunk card 213NTMF04BA MSDL extension cableThe NTMF04BA cable connects the NTND26AA MSDL cable and theNTMF29BA DCHI

214 Install and configure IP Trunk 3.01 (and later) nodeFigure 48Option 11C DCHIP system cablingNTWE04AC/AD SDI/DCH Meridian 1 Option 11C Cabinet/CS100

Cabling for the Media Card 32-port trunk card 215Install ITG EMC shielding kit NTVQ83 with Small and Large System types.Refer to "ELAN and TLAN n

216 Install and configure IP Trunk 3.01 (and later) nodeFigure 49Wiring specifications—End—Configure IP Trunk 3.01 (and later) dataFirst, configure D-chan

Configure IP Trunk 3.01 (and later) data 217Prompt Response DescriptionDNUMxDevice Number for I/O ports, where:x=0–15PORTxPort number for MSDL card, wh

218 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionSIDE (USR) MSDL acts as User side of ISL.The IP Trunk 3.01 (and late

Configure IP Trunk 3.01 (and later) data 219Prompt Response DescriptionSIDE (USR) Meridian 1 Option 11C Cabinet/CS 1000M CabinetSDI/DCH card acts as Us

22 Overview of IP Trunk 3.01WARNINGThe only Gatekeeper that IP Trunk 3.01 (and later) officiallysupports is the CS 1000M Gatekeeper. Gatekeeper calls m

220 Install and configure IP Trunk 3.01 (and later) nodePrompt Response Description...USR ISLD UserIFC SL1 Interface type for D-channelISLM382Maximum n

Configure IP Trunk 3.01 (and later) data 221Prompt Response Description- PNI (0) – 32700 Private Network Identifier. Configure the PNI to 1 or othernon

222 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionTKTP Trunk type.TIE The trunk type for IP Trunk 3.01 (and later) tru

Configure IP Trunk 3.01 (and later) data 223Prompt Response DescriptionNCNA (YES) NO Network Calling Name allowed.NCRD (NO) YES Network Call Redirectio

224 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionNEDC ETH Near End Disconnect Control from either the originating ort

Configure IP Trunk 3.01 (and later) data 225M911P (NO)/YES M911 trunk type for MCDN network.M911_ABAN (NO)/YES Optional call abandon treatment:YES = ab

226 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionIt might be necessary to configure partial IP trunk cardsdue to WAN

Configure IP Trunk 3.01 (and later) data 227Prompt Response DescriptionCHIDxxxFirst Channel ID for unit 0 on this IP trunk card,where:xxx = 1 - 382 for

228 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionDIP Dial Pulse is required for IP Trunk 3.01 (and later) to avoidbus

Configure dialing plans within the corporate network 229Turn on Step Back on Congestion for the IP Trunk 3.0 (and later) trunkrouteFor the IP Trunk 3.0

Startup and registration 23Figure 3Gatekeeper-routed callStartup and registrationOn system startup, the IP Trunk 3.01 (and later) Leader card is estab

230 Install and configure IP Trunk 3.01 (and later) nodeIP Trunk 3.01 (or later) and ITG Trunk 2.x support a mixed network of remotenodes with ESN5 and

Configure dialing plans within the corporate network 231When an IP Trunk 3.01 (or later) node is configured as an ESN5 node and acall is received from a

232 Install and configure IP Trunk 3.01 (and later) nodeUse the following overlay tables to configure ESN, Route List Block with StepBack on Congestion

Configure dialing plans within the corporate network 233Prompt Response DescriptionTOD Time of Day ScheduleIf required, turn off IP Trunk 3.01 (and lat

234 Install and configure IP Trunk 3.01 (and later) nodePrompt Response DescriptionTSCNPANXXLOCSPNType of data block.Numbering Plan Area Code.Central O

Configure IP Trunk 3.01 (and later) data in TM 3.1 235An IP Trunk 3.01 (and later) node is a collection of Media Card 32-port andITG-Pentium 24-port tr

236 Install and configure IP Trunk 3.01 (and later) node2From the TM 3.1 Navigator window, double-click the Services folderand double-click the ITG ISD

Configure IP Trunk 3.01 (and later) data in TM 3.1 2375Define the Node Location properties: select the TM 3.1 site, TM 3.1system, Customer, and Node num

238 Install and configure IP Trunk 3.01 (and later) nodea. If using separate subnets for the voice (TLAN subnet) andmanagement (ELAN subnet) networks,

Configure IP Trunk 3.01 (and later) data in TM 3.1 239Configure card propertiesProcedure 19 "Configuring the IP trunk card" (page 239) explains

24 Overview of IP Trunk 3.01On startup, if the IP Trunk 3.01 (and later) Leader is provisioned to use aGatekeeper, it seeks out and locates the Gateke

240 Install and configure IP Trunk 3.01 (and later) nodeFigure 52Configuration tabThe TLAN Node IP address on the General tab and the TLANnetwork interf

Configure IP Trunk 3.01 (and later) data in TM 3.1 2416Select the Card Density from the drop-down list: 24 ports for anITG-P 24-port card; 32 ports for

242 Install and configure IP Trunk 3.01 (and later) node•1 – 382 for the NTVQ90BA Media Card 32-port trunk cardThe First CHID is the ISL Channel ID of

Configure IP Trunk 3.01 (and later) data in TM 3.1 243CAUTIONThe default DSP profile is Profile 1, which is appropriatefor most applications. Only an exp

244 Install and configure IP Trunk 3.01 (and later) nodeFigure 54DSP Profile Profile Options tab4Change the General and FAX option parameters, if require

Configure IP Trunk 3.01 (and later) data in TM 3.1 245Figure 55DSP Profile Codec Options tab6Perform steps 7 and 8 if required. To revert to the default

246 Install and configure IP Trunk 3.01 (and later) nodeChange default DiffServ/ToS value for Control and VoiceFollow the steps in Procedure 21 "C

Configure IP Trunk 3.01 (and later) data in TM 3.1 247Subnet mask = 255.255.255.0Subnet = 23.11.42.0IP Trunk card TLAN IP = 23.11.42.121Subnet mask = 2

248 Install and configure IP Trunk 3.01 (and later) nodeEnter at least one SNMP trap destination IP address if this option ischecked. The SNMP trap des

Configure IP Trunk 3.01 (and later) data in TM 3.1 249trunk card routes signaling traffic over the TLAN network interfacegateway. Sending signaling traf

IP Trunk 3.01 (and later) and CS 1000M 252. Gatekeeper Confirm (GCF) – From the Gatekeeper to the ActiveLeader, with the functional Gatekeeper IP addre

250 Install and configure IP Trunk 3.01 (and later) node2Click the Enable Radius accounting records checkbox.3Enter the Radius accounting server IP add

Control node access with SNMP community name strings 251Figure 58ITG Node Properties Security TabChange the current System Mgmt Read and System Mgmt R

252 Install and configure IP Trunk 3.01 (and later) nodethe network. This procedure also can be used to create a dialing plan for anew node in a very s

Control node access with SNMP community name strings 253Figure 59ITG Dialing Plan Remote Node Properties window General tab3Select the destination Nod

254 Install and configure IP Trunk 3.01 (and later) nodeIn addition to IP Trunk 3.01 (and later) nodes, the IP telephony trunknetwork may contain ITG T

Control node access with SNMP community name strings 2553Enter the Called Number digits for the ESN translation type in theDial plan digits field. See

256 Install and configure IP Trunk 3.01 (and later) nodeFigure 60ITG Dialing Plan Remote Node Properties window Digits dialed tabThe digit manipulation

Control node access with SNMP community name strings 2576Click Apply.7Repeat steps 7 through 11 until all the ESN translation Dial Plandigits for this

258 Install and configure IP Trunk 3.01 (and later) node4Click the Configuration tab. Record the Management IP address ofLeader 0 on the new node.5On th

Transmit IP trunk card configuration data from TM 3.1 to the IP trunk cards 259Transmit IP trunk card configuration data from TM 3.1 to the IPtrunk card

26 Overview of IP Trunk 3.01call is not resolved using the local Address Translation Protocol Module(ATPM) and IP Trunk 3.01 (and later) is registered

260 Install and configure IP Trunk 3.01 (and later) nodeNTAG81BA Maintenance Extender cable to provide an extensionbetween the NTAG81CA PC Maintenance

Transmit IP trunk card configuration data from TM 3.1 to the IP trunk cards 261•"yyy.yyy.yyy.yyy" is the ELAN network interface gateway (rout

262 Install and configure IP Trunk 3.01 (and later) nodeProcedure 28Installing a Backup Leader in IP Trunk 3.01 (and later)Step Action1Ensure both IP t

Transmit IP trunk card configuration data from TM 3.1 to the IP trunk cards 263the IP trunk card from the system interface, see "System commands–

264 Install and configure IP Trunk 3.01 (and later) nodeDisable IP trunk cards whenever transmitting card properties or newsoftware.Use the TM 3.1 Main

Transmit IP trunk card configuration data from TM 3.1 to the IP trunk cards 265Verify installation and configurationTo ver ify installation and configura

266 Install and configure IP Trunk 3.01 (and later) nodeFigure 61IP trunk card statusIf the (a) IP Trunk 3.01 (and later) Node is being installed from

Transmit IP trunk card configuration data from TM 3.1 to the IP trunk cards 2672Verify that the TN, ELAN network interface MAC addresses, and IPaddress

268 Install and configure IP Trunk 3.01 (and later) node5Click the Start transmit button.6Monitor progress in the Transmit Control window. Confirm that

Change the default ITG shell password to maintain access security 2694Set the correct date and time.5Click OK.The clock is updated immediately on the

IP Trunk 3.01 (and later) requirements 27Loss plans and pad valuesWhen the IP Trunk card is in a CS 1000 system, it can take advantageof the Dynamic L

270 Install and configure IP Trunk 3.01 (and later) nodeEnter new password again to confirm: new password5Record the new user name and password and tran

Check and download IP trunk card software in TM 3.1 271Figure 62esn5PrefixShow4At the ITG prompt, enter >esn5PrefixSet "1xx" where xx = the

272 Install and configure IP Trunk 3.01 (and later) node3Click the Configuration tab and record S/W version, Card densityand Card TN for each card in th

Check and download IP trunk card software in TM 3.1 273•For ITG-Pentium 24-port trunk cards, download the SoftwarePackage for Release IP Trunk 3.01 (a

274 Install and configure IP Trunk 3.01 (and later) node•If a mix of Media Card 32-port and ITG-Pentium 24-port trunkcards is in the same IP Trunk 3.01

Check and download IP trunk card software in TM 3.1 2756Reboot each IP trunk card that received transmitted software, so thatthe new software can be a

276 Install and configure IP Trunk 3.01 (and later) nodeVxWorks login: itgadminPassword: itgadminITG>4Disable the ITG-Pentium 24-port or Media Card

Configure TM 3.1 Alarm Management to receive SNMP traps from the IP trunk cards 277Procedure 38Configuring TM 3.1 ALarm Management to receive SNMP traps

278 Install and configure IP Trunk 3.01 (and later) nodeFigure 66Devices.txt file:6For each IP trunk card in each monitored IP Tr unk 3.01 (and later)no

Make test calls to the remote nodes (ITG Trunk or IP Trunk) 279TM 3.1 Alarm Notification must be restarted whenever Control Filesare changed.9If TM 3.1

28 Overview of IP Trunk 3.01QSIG and MSDL are configured on the network, this can cause the loss offeatures such as Name Display, Ring Again, and Trans

280 Install and configure IP Trunk 3.01 (and later) nodeNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 M

281Provisioning IP Trunk 3.01 (and later)in TM 3.1ContentsThis section contains information on the following topics:"Overview" (page 281)&qu

282 Provisioning IP Trunk 3.01 (and later) in TM 3.1For detailed information on configuring a system in TM 3.1, see TelephonyManager 3.1 System Adminis

Add a site and system 2833On the menu bar, click Configuration > Add Site. See Figure 68"Add a Site" (page 283).Figure 68Add a SiteAn empt

284 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 69New Site Properties Provisioning a new site5Click OK to save the site information.The TM

Add a site and system 2853Right-click the site and from the drop-down list, select Properties.See Figure 70 "Change System Properties" (page

286 Provisioning IP Trunk 3.01 (and later) in TM 3.1The Site Properties window opens. See Figure 72 "OTM SiteProperties ready to change" (pa

Add a site and system 287Figure 73Deleting a siteAlternatively, from the upper menu, click Edit > Delete.WARNINGDeleting a site also deletes all of

288 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 74Alternative method of deleting a site4In the warning box that opens, click Yes to confirm

Add a site and system 289Add a systemThough the site has been added, no switches or nodes have been defined.A PBX, also called a system, must be added.

29System descriptionContentsThis section contains information on the following topics:"IP Trunk 3.01 (and later) application" (page 31)"

290 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 77New system menu bar2The system selections that apply to IP Trunk 3.01 (and later) are:• M

Add a site and system 291Figure 78Select a system typeThe New System Properties window opens. This window enablessystem-wide values to be provisioned.

292 Provisioning IP Trunk 3.01 (and later) in TM 3.15If the system and site are not in the same location, enter the systemlocation and service personn

Add a site and system 293Figure 81System Data tabProvision the system customer information7Click the Customers tab. An empty Customers window appears.

294 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 82Empty Customers window8Click the Add button to add a customer. The Add Customer windowope

Add a site and system 295Figure 83Add Customer window9Use the Customer Number drop-down (pull-down) list to selectthe customer number. Click OK.The Ne

296 Provisioning IP Trunk 3.01 (and later) in TM 3.110Enter the Directory Numbers and HLOC obtained from the systemprovisioning.The Features tab and t

Add a site and system 297Figure 85System Properties window4Enter the information that is being changed.Change customer properties5To change a customer

298 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 86System Properties Customers tab7Click Properties.Edit the customer’s information in the C

Add a site and system 2998Click OK to save the customer information.9Click OK to save the system information.—End—Delete a systemFollow the steps in P

3Revision HistoryMay 2007Standard 01.01. This document is issued to support Communication Server1000 Release 5.0. This document contains information p

30 System description"Software upgrade" (page 59)"Interoperability with earlier versions of ITG Trunk" (page 60)"Fax Tone Det

300 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 89Alternative method of deleting a system4In the warning box that opens, click Yes to confir

Add an IP Tr unk 3.01 (and later) node 301Add an IP Trunk 3.01 (and later) nodeFollow the steps in Procedure 45 "Adding an IP Trunk 3.01 (and lat

302 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 92ITG ISDN IP Trunk window3From the IP Telephony Gateway – ISDN IP Trunk window menubar, se

Add an IP Tr unk 3.01 (and later) node 303Figure 94New ITG node General tab7On the General tab, on the left side of the window, define thefollowing fro

304 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 95New ITG Node - Configuration tabA minimum of one IP trunk card, Leader 0, must be defined.

Add an IP Tr unk 3.01 (and later) node 305•Card TN – the first three numbers (loop/shelf/card). Theexception is the Meridian 1 Option 11C Cabinet and C

306 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 96New ITG Node Configuration tab window with Leader 0 provisionedIn the window, where the sa

Add an IP Tr unk 3.01 (and later) node 307Figure 97New ITG Node, DSP Profile tab, General sub-tab Profile 113Select the applicable DSP Profile informatio

308 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 98DSP Profile sub-tabs ,Profile 1 Options sub-tabTM 3.1 does not permit "V.25 Fax/Modem

Add an IP Tr unk 3.01 (and later) node 309Figure 99New ITG Node, DSP Profile tab, Codec sub-tabWARNINGDo not turn off G.711, unless there is no other a

IP Trunk 3.01 (and later) application 31"G.723.1 (5.3 kbit/s or 6.3 kbit/s)" (page 85)"Security passwords" (page 85)"Administ

310 Provisioning IP Trunk 3.01 (and later) in TM 3.117Click the Ports tab. See Figure 100 "New ITG Node – Ports tab"(page 310).Figure 100New

Add an IP Tr unk 3.01 (and later) node 311ITG – ISDN IP Trunk window. See Figure 101 "ITG – ISDN IP Tr unkwindow with new node displayed" (p

312 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 102Change node properties4 Alternatively, right-click the node to be edited, the select Pro

Add an IP Tr unk 3.01 (and later) node 313Figure 104ITG Node Properties General tab6To add a new IP trunk card, select the Configuration tab.Select the

314 Provisioning IP Trunk 3.01 (and later) in TM 3.17Enter the required data. Note that, compared to the Leader 0configuration•the Management (ELAN net

Add an IP Tr unk 3.01 (and later) node 315Figure 107Editing an IP trunk card in a node9To delete an IP trunk card from the node, select the desired ca

316 Provisioning IP Trunk 3.01 (and later) in TM 3.1If the IP trunk card can be deleted, the print on the Delete buttonis in black. See Figure 109 &qu

Add an IP Tr unk 3.01 (and later) node 317Figure 110Delete a node2Alternatively, right-click the node to be deleted, and from the pop-upmenu, click De

318 Provisioning IP Trunk 3.01 (and later) in TM 3.1If Yes is selected, the node is deleted. See Figure 113 "The node isdeleted" (page 318).

Define the dialing plan information 319is enabled and the level of QoS required. Qos monitoring is only availableon IP Trunk 3.01 (and later) and ITG T

32 System descriptionFigure 4 "IP Trunk 3.01 (and later) connectivity" (page 32) shows an IPTrunk 3.01 (and later) configuration example.Figu

320 Provisioning IP Trunk 3.01 (and later) in TM 3.1Another concern when using QoS monitoring is the effect of the additionaltraffic generated by QoS m

Define the dialing plan information 3216. TSC – Trunk Steering Code, also part of a Coordinated Dialing Plan(CDP) network. See DSC for an explanation o

322 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 114Access the Dialing Plan windowThe ITG Dialing Plan window opens. If it is a new node, th

Define the dialing plan information 323The ITG Dialing Plan – Remote Node Properties window opens.See Figure 116 "ITG Dialing Plan – Remote Node P

324 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 117ITG Dialing Plan, Remote Node Properties window, General tab with drop-down list openAn

Define the dialing plan information 325•If the destination is in the local TM 3.1 provisioning, select thenode from the Node drop-down list (on the far

326 Provisioning IP Trunk 3.01 (and later) in TM 3.1WARNINGIf a remote node has IP Peer H.323 Gateway capability, donot use QoS monitoring unless that

Define the dialing plan information 327Figure 121Select the destination nodeFigure 122Remote Node Properties, Digits dialed tab with a selected destina

328 Provisioning IP Trunk 3.01 (and later) in TM 3.1In the example seen in Figure 122 "Remote Node Properties – Digitsdialed tab with a selected

Define the dialing plan information 329Figure 124Destination not in local TM 3.1 provisioningFigure 125Selecting an IP Peer H.323 Gateway10Enter the no

System requirements 33cards to support ISDN functionality. Earlier vintages are not supported, asthe level of MCDN functionality required to support I

330 Provisioning IP Trunk 3.01 (and later) in TM 3.1WARNINGIf a remote node has IP Peer H.323 Gateway capability, donot use QoS monitoring unless that

Define the dialing plan information 331Figure 127Select the Dial Plan14Enter all of the numbers that must reach this node.15Enter all necessary data. T

332 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 128Node with two remote sitesComplex dialing plansThere is no limit to the number of digit

Define the dialing plan information 333Gatekeeper-resolved endpointsThe IP Trunk 3.01 (and later) application has two methods of resolvingaddresses. Th

334 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 130Making a Gatekeeper zoneAll nodes within a network are configured with the IP addresses o

Define the dialing plan information 335Figure 131ITG Node Gatekeeper Properties window•Alternatively, from the ITG Dialing PLan window, clickConfigurati

336 Provisioning IP Trunk 3.01 (and later) in TM 3.1Procedure 50Using a Gatekeeper zone from TM 3.1 NavigatorStep Action1Select the "Use Gatekeep

Define the dialing plan information 337—End—Use Independent Gatekeeper optionIf "Use Independent Gatekeeper" was selected from the Gatekeeper

338 Provisioning IP Trunk 3.01 (and later) in TM 3.1Figure 134Properties defined for Primary GatekeeperWARNINGThe H.323 endpoint ID is case-sensitive a

Define the dialing plan information 339Figure 135Properties defined for Primary and Alternate Gatekeepers3Click OK.—End—From the ITG Dialing Plan window

34 System descriptionHardware components for IP Trunk 3.01 (and later)New installations use the Media Card 32-port trunk card. Table 3 "Hardwarec

340 Provisioning IP Trunk 3.01 (and later) in TM 3.1Nortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May

341TM 3.1 OA and M using TM 3.1applicationsContentsThis section contains information on the following topics:"Introduction" (page 342)"

342 TM 3.1 OA and M using TM 3.1 applications"System commands – LD 32" (page 360)"Disable the indicated IP trunk card" (page 361)&

TM 3.1 OA and M procedure summary 343Delete a nodeTo delete an IP Trunk 3.01 (and later) node, perform the following steps inProcedure 52 "Deleti

344 TM 3.1 OA and M using TM 3.1 applications3The ITG Node Properties window appears.4Select the Card Configuration tab.5 Select the IP trunk card to d

TM 3.1 OA and M procedure summary 345ITG Card Properties windowTo display the property sheet of an IP trunk card, double-click an IP trunkcard in the

346 TM 3.1 OA and M using TM 3.1 applications•Use the Set Node Time to change the time and date on the node. Thenode time is updated every minute whil

TM 3.1 OA and M procedure summary 347ITG Card Properties Configuration windowThe Configuration window for the IP trunk card contains the informationshow

348 TM 3.1 OA and M using TM 3.1 applicationsD-channel maintenanceIf the IP trunk card has D-channel hardware, the tree on the left side of thewindow

TM 3.1 OA and M procedure summary 3493Click Start transmit. See Figure 140 "ITG Transmit Options window"(page 349).—End—TM 3.1 transfers the

Hardware components for IP Trunk 3.01 (and later) 35Nortel Netgear RM356 Modem Router or equivalent is required for remotesupport and must be ordered

350 TM 3.1 OA and M using TM 3.1 applications•To transmit the Dialing Plan (DPTABLE.1), select the node in thetop window or select each individual car

Add an IP Trunk 3.01 (and later) node on TM 3.1 by retrieving an existing node 351Add an IP Trunk 3.01 (and later) node on TM 3.1 by retrieving anexis

352 TM 3.1 OA and M using TM 3.1 applications2In the IP Telephony Gateway - ISDN IP Trunk window, select thedrop-down list Configuration > Node >

Retrieve and add an IP Trunk 3.01 (and later) node for maintenance and diagnostic purposes 353The Retrieve control dialog box displays the results of

354 TM 3.1 OA and M using TM 3.1 applicationsThe site name, Meridian 1 system name, and Meridian 1 customer numbermust exist in the TM 3.1 Navigator b

Retrieve and add an IP Trunk 3.01 (and later) node for maintenance and diagnostic purposes 355Retrieve IP Trunk 3.01 (and later) configuration informat

356 TM 3.1 OA and M using TM 3.1 applications5Select Prompt user for community name if required.6Click the Start retrieve button.—End—Monitor the stat

Retrieve and add an IP Trunk 3.01 (and later) node for maintenance and diagnostic purposes 357Figure 144Generate OM Reportb. To generate a report imme

358 TM 3.1 OA and M using TM 3.1 applications—End—Additional administrative functionsIn addition to the administrative functions performed in MAT Navi

Additional administrative functions 359Figure 146MAT user templateBackup and restore operationsThe Media Card 32-port and ITG-Pentium 24-port trunk ca

36 System descriptionComponentProduct codesBackplane to I/O Panel ribbon cable assembly compatible withNTCW84JA I/O Panel Filter Connector Block with

360 TM 3.1 OA and M using TM 3.1 applicationsFor more information about Alarm Notification, please refer to AlarmManagement in Telephony Manager 3.1 Sy

System commands LD 32 361A summary list of IP Trunk 3.01 (and later) system commands available inLD 32 is shown in Table 52 "LD 32 – IP Trunk 3.0

362 TM 3.1 OA and M using TM 3.1 applicationsDisable the indicated IP trunk card when idleTo disable the indicated IP trunk card when idle in LD 32, u

System commands LD 32 363Display IP trunk card port statusTo display the status of a port on the IP trunk card in LD 32, use thefollowing command:STAT

364 TM 3.1 OA and M using TM 3.1 applicationsNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Cop

365OA and M using the ITG shell CLI andoverlaysContentsThis section contains information on the following topics:"Introduction" (page 366)&q

366 OA and M using the ITG shell CLI and overlays"Disable an indicated IP trunk card port" (page 362)"Enable an indicated IP trunk card

Access the ITG shell through a maintenance port or Telnet 367•Access the ITG shell from the TM 3.1 PC. Refer to "Telnet to an IP trunkcard throug

368 OA and M using the ITG shell CLI and overlays—End—Only one person can use the ITG shell at a time. Any session, local orTelnet, can be overridden

Access the ITG shell through a maintenance port or Telnet 369Figure 147Select card and open Telnet session4 Perform the following action to increase t

Ordering rules and guidelines 37For MSDL and DCHIP cards that reside in different Large System UniversalEquipment Modules (UEM) equipment rows in a mu

370 OA and M using the ITG shell CLI and overlaysProcedure 62Changing the default ITG shell passwordStep Action1From the ITG shell use the command she

Access the ITG shell through a maintenance port or Telnet 371Example of the Media Card 32-port trunk card prompt screen:Example of the ITG-Pentium 24-

372 OA and M using the ITG shell CLI and overlaysVxWorks login: itgadminPassword: itgadminITG>6If this card is Leader 0, use the setLeader command:

Access the ITG shell through a maintenance port or Telnet 373At the ITG shell prompt, type:resetOMDisplay the number of DSPsAt the ITG shell prompt, t

374 OA and M using the ITG shell CLI and overlaysDCH Num: 10DCH ON Card: YES (version 3.1)DCH Status: ENBLProtocol: SL1 ESN5initBchNum: 1esn5Prefix: |

Access the ITG shell through a maintenance port or Telnet 375---------------------------------------<<PROVISIONED>>The H.323 ID of this ga

376 OA and M using the ITG shell CLI and overlayscommands) contains the TM 3.1 IP Trunk 3.01 (and later) dialing planinformation. The CONFIG1.INI file

Access the ITG shell through a maintenance port or Telnet 377configFileGet "hostname","username","password", "direc

378 OA and M using the ITG shell CLI and overlaysProcedure 64Downloading IP trunk card software from the internetStep Action1Download the IP trunk car

Access the ITG shell through a maintenance port or Telnet 379configured for the ITG shell. The directory path, which is "/A:", andfile name in

38 System descriptionComponent Sparing ratio"NTVQ91VA IP Trunk 3.01 (and later) Small and LargeSystems 32-port package with DCHIP10:1I/O cable as

380 OA and M using the ITG shell CLI and overlays4When the new software has downloaded into the flash ROM device,reboot the IP trunk card to use it. Us

Access the ITG shell through a maintenance port or Telnet 381Restore from the CLITo restore configuration when the TM 3.1 PC is not available to retran

382 OA and M using the ITG shell CLI and overlays•Alternatively, use the SNMP client on the TM 3.1 PC to connect to theFTP host on the IP trunk card.

System commands LD 32 383This temporarily prevents the IP Trunk 3.01 (and later) node from seizingthe port from incoming calls.•"Disable an indic

384 OA and M using the ITG shell CLI and overlaysCommandFunctionIDC l s cPrint the Card ID information for the describedIP trunk card, where:l = loop,

System commands LD 32 385Enable an indicated IP trunk card portTo enable an indicated IP trunk card port in LD 32, use the followingcommand:ENLU l s c

386 OA and M using the ITG shell CLI and overlaysNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 200

387MaintenanceContentsThis section contains information on the following topics:"Introduction" (page 388)"IP Trunk 3.01 (and later) IP

388 Maintenance"IP trunk card" (page 418)"OTM 2.1 (and later)" (page 418)"Command Line Interface" (page 418)"Fault

IP Trunk 3.01 (and later) IP trunk card alarms 389•"Backup and restore procedures" (page 418) – how to backup the IPTrunk 3.01 (and later) a

IP trunk card description 39Table 6 "Firmware compatibility matrix for the Media Card 32-port trunkcard" (page 39) gives the firmware compati

390 MaintenanceUp to eight destination IP addresses can be configured to which thesealarms can be sent. The same addresses must be configured for all ca

IP Trunk 3.01 (and later) IP trunk card alarms 391Alarm DescriptionFault Clearing ActionITG0203Fallback to PSTN activated. Badnetwork condition. This

392 MaintenanceAlarm DescriptionFault Clearing ActionITG0301DSP channel not responding. DSPchannel is disabled. Card sendsmessage to the system to bus

IP Trunk 3.01 (and later) IP trunk card alarms 393Alarm DescriptionFault Clearing ActionITG0402Ethernet voice port failure. TLANsubnet problem or cabl

394 MaintenanceAlarm DescriptionFault Clearing ActionITG0451D-channel hardware failure.Associated channels busied out.ITG0452System messaging failure.

System level maintenance 395IP trunk card LD commandsSystem level maintenance of the IP trunk card is performed using LD 32 orLD 36. See Table 56 &quo

396 MaintenanceCommandFunctionENLC l s cEnable the indicated IP trunk card, where:l = loop, s = shelf, and c = card.ENLU l s c uEnable the indicated u

System level maintenance 397Multi-purpose Serial Data Link (MSDL) commandsAll system MSDL commands are supported. Use LD 96 to enter MSDLcommands. Tab

398 MaintenanceOther trapsTable 60 "SNMP trap causing events" (page 398) shows other events thatcause the SNMP agent to issue a trap.Table 6

ITG shell command set 399CAUTIONNever connect to the front and back serial ports at the same time.All ITG shell commands are case-sensitive.Commands a

4 Revision HistoryNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Copyright © 2007, Nortel Netwo

40 System descriptionIP address when the Active Leader goes out-of-service. The term ActiveLeader indicates the Leader 0 or the Leader 1 card that is

400 MaintenanceCommandDescriptionnumNodesInFallbackShowList the IP addresses of the IP Trunk 3.01 (and later) nodesthat are in fallback to the convent

ITG shell command set 401CommandDescriptionrouteAdd "host/ network IPaddress", "IP Gateway"This command adds a route to the networ

402 MaintenanceCommandDescriptionDPTableGet hostname,username, password, directorypath, filenameUpdate the address table on the IP trunk card with the

ITG shell command set 403CommandDescriptionExample: ITG> prevOmFilePut "ngals042", "anonymous", "guest","/prevDi

404 MaintenanceCommandDescriptionNVRIPShowPrint the values of the IP parameters that exist in NVRAM.Example: ITG> NVRIPShownvramLeaderSetSet the le

ITG shell command set 405CommandDescriptionExample: ITG> DSPRcvLpbkTestOnDSPRcvLpbkTestOffStop Receive loopback test on the indicated DSP.Example:

406 MaintenanceIP trunk card self-testsDuring power-up, the IP tr unk card performs diagnostic tests to checkcorrect operation. Use the faceplate RS-2

Outgoing calls attempted/completed mismatch 407BIOS self-testThe IP trunk card contains its own VxWorks-based BIOS. At power-up, theBIOS performs its

408 MaintenanceThis ranges from trivial to extreme. In the extreme case, if a CONNECTmessage is delayed several tenths of seconds (or even seconds) by

IP Trunk 3.01 (and later) upgrades 409These commands are used to manage patches on the Media Card 32-portand ITG-Pentium 24-port tr unk cards. Patches

IP trunk card description 41In a multi-card IP Trunk 3.01 (and later) node, the Active Leader is busierthan the Follower cards. As a result, the chann

410 MaintenanceCommandDescriptionpinsPuts a patch that has been loaded into memory (using the pload command)into service. This command activates a pat

IP Trunk 3.01 (and later) upgrades 411CommandDescriptionpstatGives summary status information for one or all loaded patches.For each patch, the follow

412 MaintenanceCommandDescriptionpnewThe pnew command has no parameter(s).Patch DirectoriesThere are two patch directories on an IP trunk card:1./C:/u

IP Trunk 3.01 (and later) upgrades 4133Check the current software version of the IP trunk cards to beupgraded. To check the software version, double-c

414 Maintenancecards have been reset and have correctly rebooted, they respond tothe TM 3.1 IP Trunk 3.01 (and later) status refresh (that is, disable

Replace an IP trunk card 4153If the card to be replaced is an ITG 8-port trunk card, disconnect theTLAN Ethernet cable from the faceplate of the bad c

416 MaintenanceWhen the IP trunk cards are installed, the red LED on the faceplateis lit if: the card has rebooted; the card is active but there are n

Replace an IP trunk card 417—End—Determine IP trunk card software releaseFollow the steps in Procedure 71 "Determining the IP trunk card software

418 MaintenanceClick the Start Transmit button.The transmission status is displayed in the "Transmit control" box.Confirm the card properties

Fault clearance procedures 419Fault clearance proceduresThis section provides possible solutions to such faults as the following:•DSP failure•card fai

42 System descriptionFigure 5IP Trunk 3.01 (and later) architectureThe ISL connection to the Meridian 1/CS 1000M functions as it does in anormal ISDN

420 MaintenanceRemove the card for two to three seconds and then re-seat it in the IPEshelf. If the failure continues, replace the card.DCH failureThe

Media Card 32-port trunk card faceplate maintenance display codes 421Socket Services are responsible for card insertion and removal. There isa single

422 MaintenanceIf the hardware self-tests pass and the application starts up successfully,the screen cycles through the display codes to indicate the

ITG-Pentium 24-port trunk card faceplate maintenance display codes 423CodeDescriptionBIOS Card is running the ROM BIOS.The card detected no valid IP T

424 MaintenanceWhen the ITG-Pentium 24-port trunk card starts up, it performs multipleself-tests. The faceplate display shows the test results.If self

ITG-Pentium 24-port trunk card faceplate maintenance display codes 425NormalCodeFaultCode DescriptionT:18 F:18 Booting host, waiting for response with

426 MaintenanceNormalCodeFaultCode DescriptionBLDR Card has detected existing Active Leader and isrunning Backup Leader tasks, or the card is configur

System performance under heavy load 427Normal resolutionsThe following are possible resolutions:•If the D-channel pack (such as MSDL) has multiple D-c

428 MaintenanceNormal causeDepending on the context, the cause could be traffic levels, to the causecould be another totally unrelated issue. This mess

429Appendix APatches and advisementsContentsThis section contains information on the following topics:"Introduction" (page 429)IntroductionT

IP trunk card description 43Figure 6Leader, DCHIP, and trunks in an IP Trunk 3.01 (and later) nodeCard combinationsThe Leader and DCHIP, or Follower a

430 Appendix A Patches and advisementsIP Trunk 3.01.22 patchesThe patches applicable to IP Trunk 3.01.22 are:•MPLR18142•MPLR18157MPLR18142FIN_WAIT_2 s

Interoperability with IP Trunk 3.01 (MPLR17662 patch) 431Since there is no adverse effect caused by installing the patch on IPTrunk 3.0, and upgrading

432 Appendix A Patches and advisementsNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Copyright

433Appendix BCable description and NT8D81BA cablereplacementContentsThis section contains information on the following topics:"Introduction"

434 Appendix B Cable description and NT8D81BA cable replacementNTMF94EA ELAN, TLAN and Serial Port cableThe NTMF94EA cable connects the I/O connector

NTCW84KA ELAN, TLAN, DCH and serial cable 435I/O Panel: P1 Signal NameP2, P3, P4ColorP1-48 RXDB- P3-6 Orange/WhiteP1-49 TXDB- P3-2 White/OrangeP1-18 R

436 Appendix B Cable description and NT8D81BA cable replacementFigure 149NTCW84KA ELAN, TLAN, DCH, and serial cableTable 72NTCW84KA ELAN, TLAN, DCH, a

NTAG81CA Faceplate Maintenance cable 437I/O Panel: P1 Signal NameP2, P3, P4, P5ColorP1-31 P2 SHLD GRNDP1-50 P2 SHLD GRNDP1-23 RXDB+ P3-3 Green/WhiteP1

438 Appendix B Cable description and NT8D81BA cable replacementFigure 150NTAG81CA PC maintenance cableTable 73NTAG81CA Faceplate Maintenance cable con

NTCW84EA DCH PC Card pigtail cable 439Figure 151NTAG81CA Maintenance Extender cableTable 74NTAG81BA Maintenance Extender cable connections9-pin D-Sub

44 System descriptionEach DCHIP card controls a separate group of Follower cards. If a DCHIPcard fails, its associated Followers are removed from serv

440 Appendix B Cable description and NT8D81BA cable replacementFigure 152NTCW84EA pigtail cableTable 75NTCW84EA pigtail cable connectionsPC Card P1 Si

NTMF04BA MSDL extension cable 441PC Card P1 Signal NameP2ColorP1-10 RDBI P2-8 GreyP1-11 STBI P2-9 TanP1-12 RTBI P2-10 PinkP1-15 GRND P2-11 Green/Yello

442 Appendix B Cable description and NT8D81BA cable replacementNTCW84LA and NTCW84MA upgrade cablesThe following cables are required for the upgraded

NTCW84LA and NTCW84MA upgrade cables 443Figure 154NTMF94LA upgrade cableTable 77NTMF94LA cable connectionsI/O Panel: P1 Signal NameP2, P3,P4ColorP1-21

444 Appendix B Cable description and NT8D81BA cable replacementI/O Panel: P1 Signal NameP2, P3,P4ColorP1-43 RXDB- P5-6 WHT/GRNP1-44 TXDB- P5-2 WHT/ORG

Replace cable NT8D81BA with NT8D81AA 445Procedure 73Preventing ground loops on connection to external LAN equipmentStep Action1Connect the customer-pr

446 Appendix B Cable description and NT8D81BA cable replacement(page 447) shows the designations for the backplane end of the cables, thebackplane slo

Remove the NT8D81BA cable 447Figure 155Backplane slot designationsTools list•Ty-wrap cutter•Ty-wraps•Needle-nose pliers•Slotted screwdriverRemove the

448 Appendix B Cable description and NT8D81BA cable replacement5To remove the ribbon cables from the IPE backplane:a. Apply gentle pressure on the tab

449Appendix CEnvironmental and electrical regulatorydataContentsThis section contains information on the following topics:"Environmental specific

IP trunk card description 45Follower cards continuously send Update messages to the Active Leadercard. These messages inform the Active Leader card of

450 Appendix C Environmental and electrical regulatory dataSpecificationMinimum MaximumRecommendedRelative humidity–50C0%+70 C95% (non-condensing)Temp

Electrical regulatory standards 451Safety"Configure IP Trunk 3.01 (and later) data in OTM 2.1 (and later)" (page 234)provides a list of safet

452 Appendix C Environmental and electrical regulatory dataElectromagnetic Compatibility (EMC)Electromagnetic emissions regulations met by the ITP-P 2

Electrical regulatory standards 453Electromagnetic immunity regulations met by the ITP-P 24-port trunkcard, along with the country’s regulation standa

454 Appendix C Environmental and electrical regulatory dataNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0

455Appendix DSubnet mask conversion from CIDR todotted decimal formatSubnet masks can be expressed in Classless Inter Domain Routing (CIDR)format, app

456 Appendix D Subnet mask conversion from CIDR to dotted decimal formatIn the example of /20 previously given, the remainder is 4. In Table87 "C

457Appendix ECLI commandsIP Trunk 3.01 (and later) supports the following CLI commands:•ectailDefault – configure IP Trunk 3.01 (and later) to use the

458 Appendix E CLI commandsNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.01 StandardRelease 5.0 30 May 2007Copyright © 2007, Nor

459Appendix FConfigure a Netgear RM356 modemrouter for remote accessContentsThis section contains information on the following topics:"Introductio

46 System description•the Management MAC address (motherboard Ethernet address)•the Node IP address•the individual card IP addresses and card TNs for

460 Appendix F Configure a Netgear RM356 modem router for remote accessSecurity features of the RM356 modem routerSecurity features of the RM356 modem

Install the RM356 modem router 4613Connect the RJ-45 plug end of the local manager cable to theRS-232 Manager port RJ-45 jack on the rear of the modem

462 Appendix F Configure a Netgear RM356 modem router for remote accessFollow the steps in Procedure 78 "Configure the RM356 modem routerthrough th

Install the RM356 modem router 46311Toggle "RIP Direction=None". Press Enter to confirm and save datato ROM, then press Esc to return from th

464 Appendix F Configure a Netgear RM356 modem router for remote accessUnder "PPP Options" toggle "Recv Authen=PAP". Windows 9xDial

RM356 modem router manager menu (application notes on the ELAN subnet installation) 465Set "Rem CLID=" to the PSTN Calling Number that is di

466 Appendix F Configure a Netgear RM356 modem router for remote accessContact Person’s Name= JohnSmith, 972 555-1212Press ENTER to Confirm or ESC to C

RM356 modem router manager menu (application notes on the ELAN subnet installation) 467CLID Authen= None Dial-in User= NoIP Pool= YesPPP Options: IP S

468 Appendix F Configure a Netgear RM356 modem router for remote access4 _______________ 10_______________5 _______________ 11_______________6 ________

RM356 modem router manager menu (application notes on the ELAN subnet installation) 469Status: 10M/Half Duplex RAS S/WVersion: V2.13 | 9/25/98TX Pkts:

ITG-Pentium 24-port trunk card (NT0961AA) 47The NT0961AA ITG-Pentium 24-port trunk card supports 24 ports per card.The core ITG processor is an Intel

470 Appendix F Configure a Netgear RM356 modem router for remote accessTCP/IP11. Internet Setup Test12. Ping HostEnter Menu Selection Number:Manual Cal

471Appendix GUpgrade an ITG Trunk 1.0 node tosupport ISDN signaling trunksContentsThis section contains information on the following topics:"Upgr

472 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunksIP Trunk 3.01 (and later) cannot be installed on an ITG 8-port trunk card

Before you begin 473advanced ISDN features. Table 2 "Software packages for Meridian1/CS 1000M IP Trunk 3.01 (and later)" (page 33) lists req

474 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunks8Verify that the customer site has a Nortel Netgear RM356 ModemRouter (or

Install the DCHIP hardware upgrade kit 4754Connect the NTCW84EA pigtail cable from port 0 of the DCHIP PCCard to the J14 pin header on the motherboard

476 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunksProcedure 81Installing the DCHIP I/O Panel breakout cable from the upgrad

Upgrade the ITG 8-port trunk card ITG basic trunk software to ITG/ISL trunk software 4772Login to the ITG shell. At the ITG> prompt, enter setLeade

478 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunks7Log into the ITG shell.At the ITG>prompt, enter clearLeader"xxx.

Upgrade the ITG 8-port trunk card ITG basic trunk software to ITG/ISL trunk software 479Transmit Control window open displaying the location of thesof

48 System descriptionFigure 8NT0961AA ITG-Pentium 24-port trunk cardCard Status LEDA single red, card status LED on the faceplate indicates the enable

480 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunksFigure 157Software download example9To verify the software upgrade on Lea

Configure the Meridian 1 ITG/ISL trunk data 481Procedure 84Removing the ITG Trunk 1.0 configuration data from Meridian 1Step Action1Out existing ITG bas

482 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunksFollow the steps in Procedure 85 "Configuring the Meridian 1 ITG/ISL

Upgrade Troubleshooting 483Verify ROM-BIOS versionWhen the ITG trunk card is reset, it displays a series of startup messageson the local TTY. Verify t

484 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunks—End—Nortel Communication Server 1000IP Trunk FundamentalsNN43001-563 01.

485IndexSymbols/Numerics10/100BaseT 46, 6410/100BaseT Ethernet ports 154100BaseT full-duplex 161100BaseTX 3110BaseT 31, 31, 46, 6410BaseT Ethernet hub

486 IndexDelay variation 169delay variation or 91Delete a system 299Dial Plan table 23dialing plan 45, 65, 83Dialing plan 64DSP Profile 306duplex misma

Index 487Jjitter 71, 72, 91jitter buffer 169Jitter buffer parameters 163jitter, and 91LLarge Systems 32latency 67, 70, 71, 73, 73, 73, 73, 74, 77, 93L

488 Indexrouting table entry 266RRQ 25RS-232 serial ports 154RS-422 42, 64RTP 131SSDI/DCH card 32self-test 48serial maintenance port 50, 50, 50, 50, 5

ITG-Pentium 24-port trunk card (NT0961AA) 49During configuration, the error message "F:10" can appear. This errorindicates a missing Security

Nortel Communication Server 1000IP Trunk FundamentalsCopyright © 2007, Nortel NetworksAll Rights Reserved.Publication: NN43001-563Document status: Sta

5ContentsHow to Get Help 17Getting help from the Nortel web site 17Getting help over the telephone from a Nortel Solutions Center 17Getting help from

50 System descriptionRS-232 maintenance portThe ITG-Pentium 24-port card has a DIN-8 (RS-232) maintenance port(DCE) connection on the faceplate and an

Media Card 32-port trunk card (NTVQ01BB) 51CAUTIONService InterruptionThe ITG-Pentium 24-port trunk card is not user-serviceable. Figure9 "Mechan

52 System descriptionFigure 10Media Card 32-port trunk cardThe base hardware (known as the Media Card) enhances cablingarrangements for installation a

Media Card 32-port trunk card (NTVQ01BB) 53•The onboard FPGAs are changed to the advanced family of devicearchitecture.•A new Compact Flash Drive is u

54 System descriptionPC Card slotThis slot (designated as Slot A:) accepts a Type I or II PC Card. It alsosupports a DCHIP interface PC Card (D-Chip)

Software delivery 55Installation guidelinesUse the following guidelines when installing the Media Card 32-port trunkcard:•Ensure CS 1000 Release 4.0 s

56 System descriptionThe Media Card 32-port trunk card package is shipped with the followingtwo major components, as well as other items:•Media Card 3

Replacing a CompactFlash PC Card (C:/ drive) 57WARNINGBe sure to remove the Media Card 32-port trunk card from thesystem before replacing the CFlash A

58 System description2The metal clip should be pulled up and the new CFlash card shouldbe kept in the right position (see Figure 13 "CFlash card

Software upgrade 59Software upgradeIP Trunk 3.01 (and later) software upgrades can be performed in three ways:•by FTP from TM 3.1•by FTP from the CLI•

6 ContentsBackplane interfaces 50Assembly description 50Media Card 32-port trunk card (NTVQ01BB) 51Description 51NTVQ01BB Hardware 52Assembly descript

60 System description"Transmit card properties and dialing plan" (page 417) or in "Transferfiles through the Command Line Interface"

ISDN Signaling Link 61is upgraded to ITG Trunk 2.xx Release 23, upgrade again to the latestsoftware release. The interim upgrade step is only required

62 System descriptionFigure 17ITG configurationISDN signaling between the Meridian 1 and IP Trunk 3.01 (and later)supports the delivery of Calling Line

ISDN Signaling Link 63because the NTAK02BB SDI/DCH card does not support QSIG protocolsfor ISL. The DCH interface uses these protocols and their varia

64 System descriptionFor further information on ISDN Signaling Link (ISL), refer to SystemManagement Reference (NN43001-600), ISDN Primary Rate Interf

Dialing plans 65TM 3.1 or overlays in the system. With ESN configuration, the system canroute outgoing calls to the IP trunk card. Address translation

66 System descriptionNorth American dialing planThe North American dialing plan is used to make public network callsthrough the private IP network. Ho

Dialing plans 67numbers of varying lengths to terminate at a destination. Flexibility of thenumber of digits which can be dialed is achieved using Spe

68 System descriptionRecent releases of TM 3.1 that are properly configured, with all applicablepatches and the fix integrated, have the default for new

Dialing plans 69Speech Activity DetectionSpeech activity detection reduces the IP bandwidth used by typicalvoice conversations. When Speech Activity D

Contents 7G.711 84G.729AB 84G.729B 84G.723.1 (5.3 kbit/s or 6.3 kbit/s) 85Security passwords 85Administrator level 86Technical support level 86ITG eng

70 System descriptionDetection" must be selected (checked) in TM 3.1. See Figure 21 "DTMFtone detection" (page 70). For more infor mati

Quality of Service 71The Type of Service (ToS) bits in the IP packet header can affect howefficiently data is routed through the network. For further i

72 System descriptionPacket delayPacket delay is the time between when a packet is sent and when it isreceived. The total packet delay time consists o

Quality of Service 73TracerouteTraceroute uses the IP Time-To-Live (TTL) field to forward router hops toa specific IP address. A router must not forward

74 System descriptionFor instance, assume the end-to-end network latency is 300 milliseconds(ms) and the part of that latency which the IP network con

Fallback to alternate facilities 75problems, Stepback on Congestion allows a new route to be found for thecall (for instance, the PSTN). The route sel

76 System descriptionHowever, for calls using the ATPM static address tables, the IP Trunk 3.01(and later) Leader retains awareness of network status

Type of Service 77The data ToS is placed in every voice or fax data packet sent from the IPtrunk card. To optimize the speech quality, ToS is usually

78 System descriptionFax supportThe IP trunk card transfers T.30 protocol (G3 Fax) implementations overthe IP network. Near real-time operational mode

Remote Access 79•V.29 (7200/9600 bps) high speed data modulation and demodulation•V.17 (14390 bps) high speed data modulation•V.21 channel 2 detection

8 ContentsUse of Frame Relay and ATM services 130Internet Protocols and ports used by IP Trunk 3.01 (and later) 131QoS fallback thresholds and IP Trun

80 System descriptionThe PC application, pcANYWHERE©, can provide remote access to anyPC with a modem. The remote user dials the MAT PC which contains

Per-call statistics support using RADIUS Client 81•key for authenticating RADIUS records (the key is maintained betweenthe RADIUS client and the RADIU

82 System descriptionIf the call is not answered or is rejected, only an End record is generated.End recordThe End record is sent when the call is rel

SNMP MIB 83•TCP•UDP•SNMPThe WindNet agent supports both SNMP-V1 and V2c protocols.IP Trunk 3.01 (and later) SNMP agentThe SNMP agent supports the Oper

84 System descriptionCodec profilesCodec refers to the voice coding and compression algorithm used by theDSPs on the IP trunk card. The G.XXX series of

Security passwords 85G.723.1 (5.3 kbit/s or 6.3 kbit/s)The G.723.1 codec provides the greatest compression. Voice ActivityDetection/Silence Suppressio

86 System descriptionThe following are the two levels of passwords for IP Trunk 3.01 (and later):•Administrator level•Technical support levelAdministr

87ITG engineering guidelinesContentsThis section contains information on the following topics:"Introduction" (page 89)"Audience" (

88 ITG engineering guidelines"TCP traffic behavior" (page 128)"IP Trunk 3.01 (and later) DiffServ support for IP QoS" (page 129)&q

Introduction 89"Multiple IP Trunk 3.01 (and later) nodes on the same ELAN and TLANsegments" (page 158)"General LAN considerations"

Contents 9Fallback threshold 165Setting the QoS threshold for fallback routing 165Post-installation network measurements 165Set ITG QoS objectives 166

90 ITG engineering guidelinesIP Trunk 3.01 (and later) is targeted towards the Enterprise customer whohas a Meridian 1/CS 1000M system installed for p

Introduction 91Equipment requirementsThe IP Trunk 3.01 (and later) system was designed for operation on awell-provisioned, stable LAN. Delay, delay va

92 ITG engineering guidelinesA maximum of eight ITG-Pentium 24-port trunk cards can fit on one IPEshelf. Each card takes up two slots on the IPE shelf.

Network engineering guidelines overview 93Network engineering guidelines overviewPreviously, Meridian 1 networks depended on voice services such asLEC

94 ITG engineering guidelinesFigure 24IP Trunk 3.01 (and later) network engineering processThree preliminary steps must be undertaken.1. Calculate IP

IP Trunk 3.01 (and later) traffic engineering 952. Assess WAN link resources. If resources in the corporate intranet arenot sufficient to adequately sup

96 ITG engineering guidelinesThe number of VoIP users (telephones) is the potential populationin the system that can generate/receive traffic through t

IP Trunk 3.01 (and later) traffic engineering 97This calculation requires perfectly queued and perfectly smoothtraffic.Tv/36*bandwidth output per port =

98 ITG engineering guidelinesCCS/user = 4*150/100 = 6 CCSTv = 120*6 = 720 CCS2Calculate fax on IP traffic during busy hour.CCS/fax sent = 3*48/100 = 1.

IP Trunk 3.01 (and later) traffic engineering 99Calculate the number of IP Trunk 3.01 (and later) ports requiredIP Trunk 3.01 (and later) TIE trunks ar