Ebook Cisco IOS Voice, Video, and Fax Configuration Guide

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About Cisco IOS Software Documentation xxxi

• Documentation Objectives xxxi
• Audience xxxi
• Documentation Organization xxxi
• Documentation Modules xxxi
• Master Indexes xxxiv
• Supporting Documents and Resources xxxiv
• New and Changed Information xxxv
• Document Conventions xxxv
• Obtaining Documentation xxxvii
• World Wide Web xxxvii
• Ordering Documentation xxxvii
• Documentation Feedback xxxvii
• Obtaining Technical Assistance xxxviii
• Cisco.com xxxviii
• Technical Assistance Center xxxviii
• Contacting TAC by Using the Cisco TAC Website xxxviii
• Contacting TAC by Telephone xxxix

Using Cisco IOS Software xli

• Understanding Command Modes xli
• Getting Help xlii
• Example: How to Find Command Options xliii
• Using the no and default Forms of Commands xlv
• Saving Configuration Changes xlvi
• Filtering Output from the show and more Commands xlvi
• Identifying Supported Platforms xlvii
• Using Feature Navigator xlvii
• Using Software Release Notes xlvii

Voice, Video, and Fax Overview VC-1

• Configuration Guide Overview VC-1
• Dial Peers VC-1
• Voice Ports VC-2
• Voice Technologies VC-3
• Voice over IP VC-3
• Voice over Frame Relay VC-4
• Voice over ATM VC-4
• H.323 Gateways VC-5
• Media Gateway Control Protocol VC-5
• Session Initiation Protocol VC-5
• Interactive Voice Response VC-6
• Multimedia Conference Manager VC-7
• Video VC-7
• Fax Gateways VC-8

Configuring Voice over IP VC-9

• Voice over IP Overview VC-9
• VoIP Benefits VC-12
• VoIP Call Processing VC-12
• VoIP Prerequisite Tasks VC-13
• VoIP Network Design Considerations VC-14
• VoIP Quality of Service Tips VC-14
• Delay VC-14
• Jitter VC-15
• Serialization VC-15
• Bandwidth Consumption VC-15
• VoIP Configuration Task List VC-15
• Configuring VoIP over Frame Relay VC-17
• VoIP Configuration Examples VC-18
• VoIP over Frame Relay Configuration Example VC-18
• VoIP for the Cisco 3600 Series Configuration Examples VC-19
• FXS-to-FXS Connection Using RSVP VC-19
• Linking PBX Users with E&M Trunk Lines VC-22
• PSTN Gateway Access Using FXO Connection VC-24
• PSTN Gateway Access Using FXO Connection (PLAR Mode) VC-25
• VoIP for the Cisco AS5300 Configuration Example VC-26
• Linking PBX Users to a T1 ISDN PRI Interface VC-26
• VoIP for the Cisco AS5800 Configuration Example VC-29
• Configuring the Cisco 3640 As a Gatekeeper VC-29
• Configuring the Cisco 2600 As a Gateway VC-30
• Configuring the Cisco AS5800 as a Gateway VC-30

BASIC VOICE CONFIGURATION

Configuring Voice Ports VC-35

• Voice Port Configuration Overview VC-36
• Telephony Signaling Interfaces VC-37
• FXS and FXO Interfaces VC-38
• E&M Interfaces VC-39
• Analog Voice Ports Configuration Task List VC-40
• Prerequisites for Configuring Analog Voice Ports VC-41
• Preparing to Configure Analog Voice Ports VC-41
• Configuring Platform-Specific Analog Voice Hardware VC-43
• Cisco 800 Series Routers VC-43
• Cisco 1750 Modular Router VC-43
• Cisco 2600 Series and Cisco 3600 Series Routers VC-44
• Cisco MC3810 Multiservice Concentrator VC-44
• Configuring Codec Complexity for Analog Voice Ports on the Cisco MC3810 with High-Performance
• Compression Modules VC-45
• Configuring Basic Parameters on Analog FXO, FXS, or E&M Voice Ports VC-46
• Configuring Analog Telephone Connections on Cisco 803 and 804 Routers VC-50
• Verifying Analog Telephone Connections on Cisco 803 and 804 Routers VC-52
• Troubleshooting Tip for Cisco 803 and 804 Routers VC-54
• Configuring Digital Voice Ports VC-54
• Prerequisites for Configuring Digital Voice Ports VC-55
• Preparing Information to Configure Digital Voice Ports VC-56
• Platform-Specific Digital Voice Hardware VC-58
• Cisco 2600 Series and Cisco 3600 Series Routers VC-58
• Cisco MC3810 Multiservice Concentrator VC-59
• Cisco AS5300 Universal Access Server VC-60
• Cisco AS5800 Universal Access Server VC-60
• Cisco 7200 and Cisco 7500 Series Routers VC-61
• Configuring Basic Parameters on Digital T1/E1 Voice Ports VC-61
• Configuring Codec Complexity for Digital T1/E1 Voice Ports VC-62
• Configuring Controller Settings for Digital T1/E1 Voice Ports VC-65
• Configuring Basic Voice Port Parameters for Digital T1/E1 Voice Ports VC-76
• Fine-Tuning Analog and Digital Voice Ports VC-79
• Auto Cut-Through Command VC-80
• Bit Modification Commands for Digital Voice Ports VC-80
• Calling Number Outbound Commands VC-82
• Disconnect Supervision Commands VC-83
• FXO Supervisory Disconnect Tone Commands VC-85
• Timeouts Commands VC-87
• Timing Commands VC-89
• DTMF Timer Inter-Digit Command for Cisco AS5300 Access Servers VC-90
• Voice Activity Detection Commands Related to Voice-Port Configuration Mode VC-91
• Voice Quality Tuning Commands VC-92
• Delay in Voice Networks VC-92
• Jitter Adjustment VC-92
• Echo Adjustment VC-94
• Voice Level Adjustment VC-96
• Verifying Analog and Digital Voice-Port Configurations VC-97
• show voice port summary Command Examples VC-98
• Cisco 3640 Router Analog Voice Port VC-99
• Cisco MC3810 Multiservice Concentrator Digital Voice Port VC-99
• show voice port Command Examples VC-99
• Cisco 3600 Series Router Analog E&M Voice Port VC-99
• Cisco 3600 Series Router Analog FXS Voice Port VC-100
• Cisco 3600 Series Router Digital E&M Voice Port VC-101
• Cisco AS5300 Universal Access Server T1 CAS Voice Port VC-101
• Cisco 7200 Series Router Digital E&M Voice Port VC-102
• show controller Command Examples VC-103
• Cisco 3600 Series Router T1 Controller VC-103
• Cisco MC3810 Multiservice Concentrator E1 Controller VC-103
• Cisco AS5800 Universal Access Server T1 Controller VC-103
• show voice dsp Command Examples VC-104
• show voice call summary Command Examples VC-105
• Cisco MC3810 Multiservice Concentrator Analog Voice Port VC-105
• Cisco 3600 Series Router Digital Voice Port VC-105
• show call active voice Command Example VC-105
• show call history voice Command Example VC-106
• Troubleshooting Analog and Digital Voice Port Configurations VC-108
• Troubleshooting Chart VC-108
• Voice Port Testing Commands VC-110
• Detector-Related Function Tests VC-110
• Loopback Function Tests VC-112
• Tone Injection Tests VC-113
• Relay-Related Function Tests VC-114
• Fax/Voice Mode Tests VC-114

Configuring Dial Plans, Dial Peers, and Digit Manipulation VC-117

• Dial Plan Overview VC-117
• Dial Peer Overview VC-118
• Inbound and Outbound Dial Peers VC-119
• Destination Pattern VC-120
• Fixed- and Variable-Length Dial Plans VC-122
• Session Target VC-123
• Digit Stripping on Outbound POTS Dial Peers VC-124
• Configuring Dial Peers VC-124
• Configuring Dial Peers for Call Legs VC-125
• Creating a Dial Peer Configuration Table VC-127
• Configuring POTS Dial Peers VC-128
• Configuring Dial Plan Options for POTS Dial Peers VC-130
• Configuring VoIP Dial Peers VC-131
• Configuring Codec Selection Order VC-132
• Creating a Voice Class to Define Codec Selection Order VC-133
• Applying Codec Selection Order to a VoIP Dial Peer VC-133
• Configuring Dial Plan Options for VoIP Dial Peers VC-133
• Configuring VoFR Dial Peers VC-135
• Configuring VoATM Dial Peers VC-135
• Verifying POTS and VoIP Dial Peer Configurations VC-135
• Troubleshooting Tips VC-136
• Dial Peer Overview VC-137
• Two-Stage Dialing VC-137
• Variable-Length Matching VC-138
• Matching Inbound Dial Peers VC-139
• Inbound Dial Peers for IVR Applications VC-140
• Matching Outbound Dial Peers VC-140
• Default Routes for Outbound Call Legs VC-141
• Configuring Dial Peer Matching Features VC-141
• Answer Address for VoIP VC-142
• DID for POTS Dial Peers VC-142
• Identifying Voice and Modem Calls VC-144
• Hunt Groups and Preferences VC-144
• Configuring Dial-Peer Hunting Options VC-146
• Numbering Type Matching VC-147
• Configuring Numbering-Type Matching VC-148
• Class of Restrictions VC-148
• Configuring Classes of Restrictions VC-150
• Verifying Classes of Restrictions VC-150
• Configuring Digit Manipulation VC-151
• Digit Stripping and Prefixes VC-151
• Forward Digits VC-154
• Number Expansion VC-155
• Creating a Number Expansion Table VC-156
• Configuring Number Expansion VC-157
• Verifying Number Expansion VC-157
• Digit Translation Rules for VoIP VC-157
• Configuring Digit Translation Rules VC-159
• Creating Digit Translation Rules VC-159
• Applying Translation Rules to Inbound POTS Calls VC-160
• Applying Translation Rules to Inbound VoIP Calls VC-161
• Applying Translation Rules to Outbound Call Legs VC-161
• Verifying Digit Translation VC-162

Configuring Quality of Service for Voice VC-163

• QoS for Voice Overview VC-163
• QoS for Voice Tools VC-164
• Edge Functions VC-165
• Bandwidth Limitations VC-165
• Real-Time Transport Protocol VC-165
• Queueing VC-166
• Packet Classification VC-167
• IP Precedence VC-167
• Policy Routing VC-167
• RSVP VC-167
• VoIP Call Admission Control VC-167
• IP RTP Priority VC-169
• Traffic Policing for Voice Networks VC-169
• Traffic Shaping for Voice Networks VC-170
• High-Speed Transport VC-171
• Congestion Avoidance VC-171
• WRED VC-171
• TCP VC-171
• QoS for Voice Configuration Prerequisites VC-172
• QoS for Voice Configuration Task List VC-172
• Configuring Synchronization and the Reservation Timer VC-173
• Configuring Slow Connect for VoIP Globally VC-173
• Configuring Slow Connect for a Specific Dial Peer VC-174
• Verifying the RSVP CAC Configuration VC-174
• Monitoring and Maintaining RSVP Call Admission Control VC-174
• QoS for Voice Configuration Examples VC-175
• RSVP Synchronization Examples VC-175
• H.323 Slow Connect by Voice Service Example VC-176
• H.323 Slow Connect by Dial Peer Example VC-176

H.323 SUPPORT AND OTHER VOIP CALL CONTROL SIGNALING

Configuring Media Gateway Control Protocol and Related Protocols VC-179

• MGCP Configuration Overview VC-180
• Supported Gateways VC-182
• Residential Gateway VC-182
• Trunking Gateway VC-183
• MGCP Prerequisite Tasks VC-183
• MGCP Configuration Task List VC-184
• Configuring a TGW for MGCP VC-184
• Configuring a TGW for SGCP VC-186
• Configuring an RGW VC-187
• Configuring the Cisco Voice Gateway 200 to Support Cisco CallManager VC-188
• Verifying the TGW or RGW Configuration VC-190
• Blocking New Calls and Gracefully Terminating Existing Calls VC-190
• Monitoring and Maintaining MGCP VC-190
• MGCP Configuration Examples VC-190
• Configuring the Cisco AS5300 As a TGW with MGCP: Example VC-191
• Configuring the Cisco AS5300 As a TGW with SGCP: Example VC-192
• Configuring the Cisco 3660 as a TGW with MGCP: Example VC-193
• Configuring the Cisco uBR924 as an RGW: Example VC-194
• Configuring the Cisco 2620 as an RGW: Example VC-196
• Configuring the Cisco Voice Gateway 200 as an RGW: Example VC-197

H.323 Applications VC-199

• The H.323 Standard VC-200
• H.323 Terminals VC-201
• H.323 Gateways VC-201
• Configuring ISDN Redirect Number Support VC-201
• H.323 Proxies VC-202
• H.323 Gatekeepers VC-202
• Gatekeeper Zones VC-202
• MCUs VC-202
• How Terminals, Gatekeepers, and Proxies Work Together VC-203
• Intrazone Call VC-203
• Interzone Call Without Proxy VC-203
• Interzone Call with Proxy VC-204
• How Terminals, Gatekeepers, and Gateways Work Together VC-205
• How Terminals, Gatekeepers, Proxies, and MCUs Work Together VC-206
• Intrazone MCU Conference Call VC-207
• Interzone MCU Conference Call Without Proxy VC-207
• Interzone MCU Conference Call with Proxy VC-208
• Call Signaling Procedures VC-209
• Call Setup—Both Gateways Registered to the Same Gatekeeper VC-209
• Call Termination VC-210
• Call Clearing with a Gatekeeper VC-211
• H.323 Feature Overview VC-211
• Source Call Signal Address VC-212
• H.323 Version 2 Support VC-213
• Lightweight Registration VC-214
• Improved Gateway Selection Process VC-214
• Gateway Resource Availability Reporting VC-215
• Support for Single-Proxy Configurations VC-215
• Registration of E.164 Addresses for Gateway-Attached Devices VC-215
• Tunneling of Redirecting Number Information Element VC-215
• DTMF Relay VC-216
• H.245 Tunneling of DTMF Relay in Conjunction with Fast Connect VC-217
• Translation of FXS Hookflash Relay VC-217
• H.235 Security VC-219
• GKTMP and RAS Messages VC-219
• RAS Message Fields VC-220
• Multizone Features VC-224
• Codec Negotiation VC-225
• Supported Codecs VC-225
• H.245 Empty Capabilities Set VC-226
• H.323 Version 2 Fast Connect VC-226
• H.450.2 Call Transfer VC-227
• H.450.3 Call Deflection VC-228
• Gateway Support for Alternate Endpoints VC-228
• Gatekeeper C Code Generic API for GKTMP in a UNIX Environment VC-228
• Gateway Support for a Network-Based Billing Number VC-228
• Gateway Support for Voice-Port Description VC-229
• H.323 Signaling VC-229
• In-Band Tones and Announcements VC-229
• End-to-End Alerting VC-231
• Cut-Through of Voice Path VC-231
• H.245 Initiation VC-231
• Overlap Dialing VC-232
• Configurable Timers in H.225.0 VC-232
• Answer Supervision Reporting VC-232
• Gateway-to-Gatekeeper Billing Redundancy VC-233
• Ecosystem Gatekeeper Interoperability VC-233
• AltGKInfo in GRJ Messages VC-234
• AltGKInfo in RRJ Messages VC-234
• H.323 Restrictions VC-235
• H.323 Version 2 Feature Restrictions VC-235
• H.323 Signaling Enhancement Feature Restrictions VC-235
• Configurable Timers in H.225.0 Restriction VC-236
• Source Call Signal Address and H.245 Empty Capabilities Set Restrictions VC-236
• Ecosystem Gatekeeper Interoperability Restrictions VC-236
• H.323 Prerequisite Tasks VC-237
• H.323 Configuration Task List VC-238
• Configuring Timers in H.225.0 VC-238
• Verifying the H.225.0 TCP Timeout Value VC-239
• Configuring H.245 Tunneling of DTMF Relay in Conjunction with Fast Connect VC-239
• Configuring H.450 VC-239
• Configuring Call Deflection VC-240
• Configuring Call Transfer Without Consultation VC-246

Configuring H.323 Gateways VC-249

• H.323 Gateway Prerequisite Tasks VC-249
• H.323 Gateway Configuration Task List VC-250
• Identifying a Router Interface As an H.323 Gateway VC-250
• Verifying Gateway Interface Configuration VC-252
• Configuring Gateway RAS VC-252
• Verifying RAS Configuration VC-255
• Troubleshooting Tips VC-255
• Configuring AAA Functionality on the Gateway VC-255
• AAA Authentication VC-255
• AAA Accounting VC-256
• Verifying AAA and RADIUS Configuration VC-261
• Configuring H.235 Gateway Security VC-261
• Settlement with the Gatekeeper VC-263
• Call Tracking VC-263
• Downloading IVR Scripts VC-265
• H.235 Gateway Security Configuration Tasks VC-266
• Verifying H.235 Gateway Security Configuration VC-268
• Configuring Alternate Gatekeeper Support VC-268
• Gatekeeper Clustering VC-268
• Verifying Configuration of the Alternate Gatekeeper VC-270
• Configuring Dual Tone Multifrequency Relay VC-270
• Configuring FXS Hookflash Relay VC-274
• Configuring Multiple Codecs VC-276
• Verifying Multiple Codecs Configuration VC-277
• Configuring Rotary Calling Pattern VC-277
• Configuring H.323 Support for Virtual Interfaces VC-278
• Verifying the Source IP Address of the Gateway VC-279
• H.323 Gateway Configuration Examples VC-279
• H.323 Gateway RAS Configuration Example VC-280
• AAA Functionality on the Gateway Configuration Example VC-281
• H.323 Gateway Security Configuration Example VC-284
• H.235 Security Example VC-286
• Alternate Gatekeeper Configuration Example VC-286
• DTMF Relay Configuration Example VC-287
• FXS Hookflash Relay Configuration Example VC-287
• Multiple Codec Configuration Example VC-287
• Rotary Calling Pattern Configuration Example VC-287
• H.323 Support for Virtual Interfaces Configuration Example VC-288

Configuring H.323 Gatekeepers and Proxies VC-289

• Multimedia Conference Manager Overview VC-289
• Principal Multimedia Conference Manager Functions VC-290
• H.323 Gatekeeper Features VC-290
• Zone and Subnet Configuration VC-291
• Redundant H.323 Zone Support VC-291
• Gatekeeper Multiple Zone Support VC-291
• Gateway Support for Alternate Gatekeepers VC-291
• Zone Prefixes VC-291
• Technology Prefixes VC-292
• Gatekeeper-to-Gatekeeper Redundancy and Load-Sharing Mechanism VC-292
• Terminal Name Registration VC-293
• Interzone Communication VC-293
• RADIUS and TACACS+ VC-293
• Accounting via RADIUS and TACACS+ VC-293
• Interzone Routing Using E.164 Addresses VC-294
• HSRP Support VC-296
• H.323 Proxy Features VC-297
• Security VC-297
• Proxy Inside the Firewall VC-298
• Proxy in Co-Edge Mode VC-299
• Proxy Outside the Firewall VC-300
• Proxies and NAT VC-300
• Quality of Service VC-301
• Application-Specific Routing VC-301
• H.323 Prerequisite Tasks and Restrictions VC-302
• Redundant H.323 Zone Support VC-302
• Gatekeeper-to-Gatekeeper Redundancy and Load-Sharing Mechanism VC-302
• H.323 Gatekeeper Configuration Task List VC-303
• Configuring the Gatekeeper VC-303
• Starting a Gatekeeper VC-304
• Configuring Redundant H.323 Zone Support VC-308
• Configuring Local and Remote Gatekeepers VC-309
• Configuring Redundant Gatekeepers for a Zone Prefix VC-310
• Configuring Redundant Gatekeepers for a Technology Prefix VC-311
• Configuring Static Nodes VC-313
• Configuring H.323 Users via RADIUS VC-314
• Configuring a RADIUS/AAA Server VC-318
• Configuring User Accounting Activity for RADIUS VC-320
• Configuring E.164 Interzone Routing VC-321
• Configuring H.323 Version 2 Features VC-322
• Configuring Gatekeeper Triggers for Interaction with External Applications VC-327
• Configuring the Proxy VC-332
• Configuring a Proxy Without ASR VC-333
• Configuring a Proxy with ASR VC-337
• H.323 Gatekeeper Configuration Examples VC-345
• Configuring a Gatekeeper Example VC-346
• Redundant Gatekeepers for a Zone Prefix Example VC-347
• Redundant Gatekeepers for a Technology Prefix Example VC-347
• E.164 Interzone Routing Example VC-347
• Configuring HSRP on the Gatekeeper Example VC-349
• Using ASR for a Separate Multimedia Backbone Example VC-350
• Enabling the Proxy to Forward H.323 Packets VC-351
• Isolating the Multimedia Network VC-351
• Configuring a Co-Edge Proxy with ASR Without Subnetting Example VC-352
• Co-Edge Proxy with Subnetting Example VC-354
• Configuring an Inside-Edge Proxy with ASR Without Subnetting Example VC-356
• Configuring a QoS-Enforced Open Proxy Using RSVP Example VC-357
• Configuring a Closed Co-Edge Proxy with ASR Without Subnetting Example VC-359
• Defining Multiple Zones Example VC-360
• Defining One Zone for Multiple Gateways Example VC-360
• Configuring a Proxy for Inbound Calls Example VC-361
• Configuring a Proxy for Outbound Calls Example VC-361
• Removing a Proxy Example VC-362
• H.235 Security Example VC-362
• GKTMP and RAS Messages Example VC-363
• Prohibiting Proxy Use for Inbound Calls Example VC-363
• Disconnecting a Single Call Associated with an H.323 Gateway Example VC-363
• Disconnecting All Calls Associated with an H.323 Gateway Example VC-363

Configuring Session Initiation Protocol for Voice over IP VC-365

• SIP Overview VC-366
• Components of SIP VC-366
• SIP Clients VC-367
• SIP Servers VC-368
• How SIP Works VC-368
• Using a Proxy Server VC-369
• Using a Redirect Server VC-372
• SIP Enhancements VC-374
• SIP Restrictions and Considerations VC-375
• SIP Prerequisite Tasks VC-376
• SIP Configuration Tasks List VC-376
• Configuring SIP Support for VoIP Dial Peers VC-376
• Changing the Configuration of the SIP User Agent VC-377
• Configuring SIP Call Transfer VC-378
• Configuring Gateway Accounting VC-379
• Verifying SIP Configuration VC-380
• SIP Configuration Examples VC-381

VOICE OVER LAYER 2 PROTOCOLS

Configuring Voice over Frame Relay VC-387

• VoFR Overview VC-387
• VoFR Dial Peers VC-388
• Switched Calls VC-389
• Tandem Switching VC-389
• Dynamic-Switched Calls VC-389
• Cisco Trunk Calls VC-389
• Permanent Calls VC-390
• Frame Relay Fragmentation VC-390
• End-to-End FRF.12 Fragmentation VC-391
• Frame Relay Fragmentation Using FRF.11 Annex C VC-392
• Cisco Proprietary Voice Encapsulation VC-392
• Map Classes and Voice Packet Queues VC-392
• Traffic Shaping VC-392
• VoFR Prerequisite Tasks VC-393
• VoFR Configuration Task List VC-393
• Configuring Frame Relay to Support Voice VC-393
• Configuring a Map Class to Support Voice Traffic VC-394
• Configuring a Map Class for Traffic-Shaping Parameters VC-395
• Configuring VoFR Dial Peers VC-395
• Configuring Switched Calls VC-400
• Tandem Switching of Switched Calls VC-402
• Configuring Cisco Trunk Calls VC-404
• Configuring FRF.11 Trunk Calls VC-406
• Verifying the Voice Connections VC-407
• Verifying the Frame Relay Configuration VC-407
• Troubleshooting Tips VC-408
• Monitoring and Maintaining the VoFR Configuration VC-408
• VoFR Configuration Examples VC-409
• Two Routers Using Frame Relay Fragmentation Example VC-409
• Two Routers Using a VoFR PVC Example VC-410
• Router Using VoFR PVCs Connected to Cisco MC3810s Before 12.1(2)T Example VC-410
• Cisco Trunk Calls Between Two Routers Example VC-411
• FRF.11 Trunk Calls Between Two Routers Example VC-412
• Tandem Configuration Examples VC-413
• Cisco Trunk Call with Hunt Groups Example VC-418

Configuring Voice over ATM VC-421

• VoATM Overview VC-421
• AAL Technology VC-422
• Variable Bit Rate Real-Time Options for Traffic Shaping VC-422
• Cisco Trunk Calls on Cisco MC3810 Multiservice Concentrators VC-423
• VoATM Dial Peers VC-423
• VoATM Restrictions VC-425
• VoATM Prerequisite Tasks VC-425
• VoATM Configuration Task List VC-426
• Configuring ATM Interfaces for Voice Traffic Using AAL5 VC-426
• Verifying the ATM PVC Configuration VC-429
• Configuring AAL2 Encapsulation for VoATM VC-429
• Configuring T1/E1 Trunks VC-429
• Configuring Call Admission Control VC-431
• Configuring Subcell Multiplexing VC-432
• Configuring VoATM Dial Peers VC-433
• Configuring VoATM Dial Peers to Support AAL2 VC-435
• Configuring VoATM Dial Peers for Cisco Trunk Calls VC-437
• Configuring Dial-Peer Hunting VC-438
• Configuring Cisco Trunk Permanent Calls VC-439
• Verifying the Voice Connection VC-440
• Troubleshooting Tips VC-440
• Verifying the ATM Interface Configuration VC-440
• Verifying the VoATM Connection VC-442
• Troubleshooting Tips VC-443
• VoATM Configuration Examples VC-443
• Back-to-Back VoATM PVCs Example VC-443
• Voice and Data Traffic over ATM PVCs Example VC-444
• VoATM for Cisco 3600 Series Routers Configuration Example VC-447
• VoATM for the Cisco MC3810 Multiservice Concentrator Configuration Example VC-451

TELEPHONY APPLICATIONS

Configuring TCL IVR Applications VC-457

• TCL IVR Overview VC-457
• TCL IVR Enhancements VC-458
• MGCP Scripting VC-458
• RTSP Client Implementation VC-459
• TCL IVR Prompts Played on IP Call Legs VC-459
• TCL Verbs VC-461
• TCL IVR Prerequisite Tasks VC-463
• TCL IVR Configuration Tasks List VC-464
• Configuring the Call Application for the Dial Peer VC-464
• Configuring TCL IVR on the Inbound POTS Dial Peer VC-466
• Configuring TCL IVR on the Inbound VoIP Dial Peer VC-467
• Configuring MGCP Scripting VC-468
• Verifying TCL IVR Configuration VC-469
• TCL IVR Configuration Examples VC-471
• TCL IVR for Gateway1 (GW1) Configuration Example VC-471
• TCL IVR for GW2 Configuration Example VC-474
• MGCP Scripting Configuration Example VC-476

Configuring Debit Card Applications VC-479

• Debit Card for Packet Telephony Overview VC-479
• Debit Card Call Flow VC-482
• RADIUS and H.323 Gateway-Specific Accounting VC-487
• Audio File Prompts VC-487
• Cisco-Provided Audio Files VC-487
• Additional Miscellaneous Prompts VC-488
• Audio Filenaming Convention VC-490
• Creating Audio Index Files VC-490
• Sample Index File VC-491
• Debit Card Prerequisite Tasks VC-491
• Debit Card for Packet Telephony Configuration Tasks List VC-492
• Verifying the Debit Card Configuration VC-494
• Debit Card Feature Configuration Example VC-494

Configuring Settlement Applications VC-499

• Settlement for Packet Telephony Overview VC-500
• Settlement (OSP) Enhancements VC-501
• Roaming VC-501
• User Identification VC-502
• Settlement Provider VC-502
• Dial Peer VC-502
• Dial Peer Settlement Option VC-502
• Public Key Infrastructure Multiple Roots VC-503
• User-Network Interface OSP VC-504
• Click-to-Talk Functionality VC-505
• Settlement for Packet Telephony Prerequisite Tasks VC-506
• Restrictions VC-506
• Settlement for Packet Telephony Configuration Task List VC-506
• Configuring the Public Key Infrastructure VC-507
• Configuring the Originating Gateway VC-508
• Configuring the Settlement Provider VC-508
• Configuring the Inbound POTS Dial Peer VC-509
• Configuring the Outbound VoIP Dial Peer VC-510
• Configuring the Terminating Gateway VC-511
• Configuring the Settlement Provider VC-511
• Configuring the Inbound VoIP Dial Peer VC-512
• Configuring the Outbound POTS Dial Peer VC-513
• Verifying Settlement Configuration VC-513
• Configuring Settlement with Roaming VC-514
• Configuring the Roaming Patterns on the Originating Gateway VC-514
• Enabling the Roaming Feature for the Settlement Provider VC-514
• Enabling the Roaming Feature in the Outbound Dial Peer VC-514
• Configuring Settlement with PKI Multiple Roots VC-515
• Configuring a Settlement Server with PKI Multiple Roots on the Originating Gateway VC-515
• Configuring the Root Certificate for Token Validation on the Terminating Gateway VC-515
• Defining the Token Validation on the Terminating Gateway VC-515
• Configuring Settlement with Suggested Route VC-516
• Settlement for Packet Telephony Configuration Examples VC-520
• Settlement on the Originating Gateway Example VC-521
• Settlement on the Terminating Gateway Example VC-522
• Settlement with Roaming Example VC-523
• Settlement with PKI Multiple Roots Example VC-526
• Settlement with UNI-OSP Example VC-530

TRUNK MANAGEMENT AND CONDITIONING FEATURES

Configuring Trunk Connections and Conditioning Features VC-533

• Trunking Overview VC-533
• Simulated Lines and Trunks VC-534
• Trunk Conditioning Signaling Attributes VC-535
• Congestion Monitoring and Management Features VC-535
• T1/E1 Alarm Conditioning VC-536
• PSTN Fallback VC-536
• Calculated Impairment Planning Factor VC-538
• Service Assurance Agent VC-538
• Busyout VC-538
• Local Voice Busyout VC-538
• Advanced Voice Busyout VC-539
• Busyout Monitor VC-539
• Trunk Management Prerequisite Tasks VC-539
• Configuring Trunk-Conditioning Signaling Attributes VC-540
• Assigning Trunk-Conditioning Attributes to Network Dial Peers VC-543
• Assigning Voice Classes to Voice Ports VC-544
• Verifying the Signaling Attributes and Trunk Conditioning VC-544
• Configuring Trunk Connections VC-546
• Configuring PLAR (Switched) Connections VC-546
• Configuring Trunk/Tie-Line Connections VC-547
• Configuring PLAR-OPX Connections VC-551
• Configuring T1/E1 Alarm Generation Parameters VC-551
• Verifying Alarm-Generation Parameters VC-553
• Configuring PSTN Fallback VC-554
• Configuring Fallback to Alternate Dial Peers VC-554
• Configuring Destination Monitoring without Fallback to Alternate Dial Peers VC-554
• Configuring Call Fallback Cache Parameters VC-555
• Configuring Call Fallback Jitter-Probe Parameters VC-555
• Configuring Call Fallback Probe-Timeout and Weight Parameters VC-555
• Configuring Call Fallback Threshold Parameters VC-556
• Configuring Call Fallback Map Parameters VC-556
• Verifying PSTN Fallback Configuration VC-556
• Troubleshooting Tips VC-556
• Monitoring and Maintaining PSTN Fallback VC-557
• Configuring Local Voice Busyout VC-557
• Configuring the Busyout Trigger Event VC-558
• Configuring Busyout of Voice Ports VC-558
• Configuring a Voice Port to Monitor the Link to a Remote Interface VC-562
• Configuring a Busyout Monitoring Voice Class VC-563
• Trunk Connections and Conditioning Configuration Examples VC-565
• Trunk Conditioning Configuration Example VC-565
• Voice Class for VoFR and VoATM Dial Peers Configuration Example VC-566
• Voice Class for Voice Ports Configuration Example VC-566
• Voice Class for Default Signaling Patterns Configuration Example VC-566
• Voice Class for Specified Signaling Patterns Configuration Example VC-567
• PLAR (Switched Calls) Configuration Example VC-567
• Permanent Trunks Configuration Example VC-568
• Congestion Monitoring and Management Configuration Examples VC-570
• Configuring PSTN Fallback for VoIP over Frame Relay Example VC-570
• Configuring PSTN Fallback for VoIP over MLP Example VC-573
• Local Voice Busyout Configuration Examples VC-578
• Alarm Trigger for Busyout of Voice Ports Configuration Example VC-581

Configuring ISDN Interfaces for Voice VC-583

• ISDN Voice Interface Overview VC-584
• QSIG Protocol Support VC-585
• QSIG Protocol Stack VC-587
• Switch-Type Configuration Options VC-588
• Q.931 Support VC-588
• ISDN Voice Interface Limitations VC-589
• QSIG Support Limitations VC-589
• ISDN Voice Interface Prerequisite Tasks VC-590
• ISDN Voice Interface Configuration Task List VC-590
• Configuring ISDN BRI Interfaces VC-591
• Verifying ISDN BRI Interface Configuration VC-594
• Monitoring and Maintaining ISDN BRI Interfaces VC-597
• Configuring ISDN PRI Interfaces VC-598
• Configuring ISDN PRI Voice Ports VC-599
• Verifying ISDN PRI Configuration VC-599
• ISDN PRI Troubleshooting Tips VC-599
• Configuring Global QSIG Support for BRI or PRI VC-600
• Configuring Controllers for QSIG over PRI VC-601
• Configuring BRI Interfaces for QSIG VC-601
• Configuring PRI Interfaces for QSIG VC-603
• Verifying the QSIG Configuration VC-605
• QSIG Support Troubleshooting Tips VC-608
• Configuring ISDN PRI Q.931 Support VC-609
• ISDN Voice Interface Configuration Examples VC-610
• ISDN to PBX and ISDN to PSTN Configuration Examples VC-610
• ISDN Connection to a PBX Configuration Example VC-611
• ISDN Connection to the PSTN Configuration Example VC-612
• QSIG Support Configuration Examples VC-612
• QSIG Support on Cisco 3600 Series Routers Example VC-613
• QSIG Support on Cisco 7200 Series Routers Example VC-617
• QSIG Support on Cisco MC3810 Multiservice Concentrators Example VC-622
• Q.931 Support Configuration Examples VC-624

Configuring PBX Interconnectivity Features VC-627

• Configuring QSIG PRI Signaling Support VC-627
• Benefits of QSIG Voice Signaling VC-627
• Configuring Voice over IP QSIG Network Transparency on the Cisco AS5300 VC-628
• QSIG Prerequisite Tasks VC-629
• QSIG Configuration Task List VC-629
• Configuring VoIP QSIG VC-629
• Configuring Fusion Call Control Signaling (NEC Fusion) on the Cisco AS5300 VC-632
• Verifying VoIP QSIG Software on the Cisco AS5300 VC-633
• Configuring QSIG PRI Signaling Support on the Cisco MC3810 VC-633
• QSIG Prerequisite Tasks VC-634
• Configuring T-CCS VC-637
• T-CCS Overview VC-637
• T-CCS Limitations VC-638
• Related Documents for T-CCS VC-638
• T-CCS Prerequisite Tasks VC-639
• T-CCS Configuration Task List VC-639
• Configuring T-CCS Cross-Connect VC-639
• Configuring T-CCS Frame Forwarding VC-643
• Configuring T-CCS for a Clear-Channel Codec VC-645
• Verifying the T-CCS Configuration VC-650
• Troubleshooting Tips for T-CCS VC-653
• Monitoring and Maintaining T-CCS and Frame Forwarding VC-653
• PBX Interconnectivity Configuration Examples VC-654
• QSIG Configuration Examples VC-654
• QSIG for VoIP Configuration Example VC-654
• QSIG PRI Signaling on the Cisco MC3810 Configuration Example VC-656
• T-CCS Configuration Examples VC-658
• T-CCS over Frame Relay Configuration Example VC-658
• T-CCS over IP Configuration Example VC-660

FAX, VIDEO, AND MODEM SUPPORT

Configuring Fax Applications VC-665

• Fax Applications Overview VC-665
• On-Ramp Gateway VC-666
• Off-Ramp Gateway VC-667
• Call Discrimination Process VC-668
• POTS Dial Peers VC-668
• MMoIP Dial Peers VC-669
• On-Ramp Gateway Security VC-670
• Attribute-Value Pairs for AAA VC-670
• Access Control Lists VC-671
• ESMTP Accounting Services VC-671
• Message Delivery Notifications VC-672
• Delivery Status Notifications VC-672
• T.37 Store and Forward Fax VC-672
• Modem Pooling VC-673
• Fax Relay Packet Loss Concealment VC-673
• Handling of Enclosures VC-674
• T.37/T.38 Fax Gateway VC-675
• Using Interactive Voice Response VC-676
• T.38 Fax Relay for VoIP H.323 VC-676
• Fax Applications Prerequisites VC-677
• T.37 Store and Forward Fax Prerequisites VC-677
• Configuring the SMTP Server VC-678
• Configuring the MTAs VC-678
• Configuring Fax Operation VC-679
• Configuring All Mail Through One Mailer VC-679
• Configuring Sendmail 8.8.5 for Single Recipients VC-679
• Configuring the Redialers VC-682
• Fax Relay Packet Loss Concealment Prerequisite Tasks VC-682
• T.37/T.38 Fax Gateway Prerequisite Tasks VC-682
• Downloading VCWare to the VFC VC-682
• Copying Flash Files to the VFC VC-685
• Unbundling VCWare VC-686
• Adding Files to the Default File List VC-687
• Adding Codecs to the Capability List VC-687
• Deleting Files from VFC Flash Memory VC-688
• Erasing the VFC Flash Memory VC-688
• Configuring IVR VC-688
• T.38 Fax Relay for VoIP H.323 Prerequisites VC-689
• Fax Applications Configuration Tasks List VC-689
• Configuring the On-Ramp Gateway VC-689
• Configuring the Called Subscriber Number VC-690
• Configuring the Sending MTA VC-690
• Configuring POTS Dial Peers VC-691
• Configuring MMoIP Dial Peers VC-691
• Verifying the Gateway Configuration VC-692
• Configuring the Off-Ramp Gateway VC-693
• Configuring the Transmitting Subscriber Number VC-693
• Configuring the Fax Transmission Speed VC-693
• Configuring the Receiving Mail Transfer Agent VC-694
• Configuring the POTS Dial Peer VC-694
• Configuring the MMoIP Dial Peer VC-695
• Configuring the Faxed Header Information VC-695
• Configuring the Fax Cover Page Information VC-696
• Verifying the Gateway Configuration VC-696
• Configuring Gateway Security VC-697
• Configuring On-Ramp Gateway Security VC-697
• Configuring Off-Ramp Gateway Security VC-698
• Configuring the Gateway Security for TCL Application Files VC-699
• Verifying the Gateway Security Configuration VC-699
• Configuring MDNs VC-699
• Verifying MDN Configuration VC-700
• Configuring DSNs VC-700
• Verifying DSN Configuration VC-701
• Configuring T.37 Store and Forward Fax VC-701
• Configuring On-Ramp Modem Pooling VC-702
• Configuring ECM VC-702
• Configuring the T.37/T.38 Fax Gateway VC-702
• Specifying the Interface Type for Fax Calls VC-703
• Configuring IVR Functionality VC-703
• Verify the IVR Configuration VC-704
• Configuring T.38 Fax Relay for VoIP H.323 VC-705
• Fax Applications Configuration Examples VC-707
• T.37 Store and Forward Fax Configuration Examples VC-707
• T.37/T.38 Fax Gateway Examples VC-714
• T.38 Fax Relay for VoIP H.323 Configuration Example VC-717

Configuring Video Applications VC-719

• Video Applications Overview VC-719
• Cisco Video Support by Platform VC-720
• Cisco MC3810 Multiservice Concentrator VC-720
• Cisco 2600 Series, 3600 Series, and 7200 Series Router and MC3810 Multiservice
• Concentrator VC-720
• Cisco 3600 Series Router VC-721
• Multimedia Conference Manager with Voice Gateway Image and RSVP to ATM SVC
• Mapping VC-721
• ATM Nonreal-Time VBR SVC Support for Video VC-722
• Video Applications Prerequisite Tasks and Restrictions VC-722
• Video Applications Configuration Task List VC-723
• Configuring Video in Pass-Through Mode VC-723
• Configuring Video over ATM AAL1 VC-725
• Tuning Circuit Emulation Services Settings VC-728
• Configuring Video over ATM PVCs and SVCs VC-728
• Configuring Network Clocks and Controllers VC-731
• Verifying Network Clock and Controller Configuration VC-734
• Configuring Serial Interfaces to Support the Video Codec VC-735
• Configuring ATM Interfaces to Support Video over PVCs and SVCs VC-736
• Configuring Video Dial Peers VC-744
• Verifying Video Dial-Peer Configuration VC-747
• Troubleshooting Video over ATM SVCs and PVCs VC-747
• Configuring the CES Clock VC-752
• Configuring Structured CES VC-754
• Configuring the Proxy and T.120 VC-757
• Configuring the Gatekeeper to Support Zone Bandwidth VC-761
• Configuring RSVP-ATM QoS Interworking VC-762
• Verifying RSVP-ATM QoS Interworking Configuration VC-762
• Video Applications Configuration Examples VC-764
• Video over ATM PVCs and SVCs Configuration Examples VC-764
• CES Video Traffic on the Cisco MC3810 Multiservice Concentrator Configuration Example VC-766
• Video Traffic on a Cisco 3600 Series Router Configuration Example VC-767
• Cisco IP/VC 3510 Multipoint Control Unit with Cisco IOS Gatekeeper/Proxy Configuration
• Example VC-769
• CES Clock Configuration Examples VC-771

Configuring Modem Transport Support for VoIP VC-773

• Modem Transport Support Overview VC-773
• Monitoring and Maintaining Modem Call Status VC-773
• DS-0 Busyout Traps VC-774
• ISDN PRI-Requested Channel-Not-Available Traps VC-774
• Modem Health Traps VC-774
• show controllers timeslots Command VC-774
• DS-1 Loopback Traps VC-774
• Modem Passthrough over VoIP VC-775
• Modem Tone Detection VC-775
• Passthrough Switchover VC-776
• Controlled Redundancy VC-776
• Packet Size VC-776
• Clock Slip Buffer Management VC-776
• Modem Transport Support Prerequisite Tasks VC-776
• Modem Transport Support Configuration Task List VC-777
• Configuring Modem Call Status VC-777
• Enabling DS-0 Busyout Traps VC-777
• Enabling ISDN PRI-Requested Channel-Not-Available Traps VC-777
• Enabling Modem Health Traps VC-778
• Enabling DS-1 Loopback Traps VC-778
• Verifying Enabled Traps VC-778
• Troubleshooting Tips VC-779
• Configuring Modem Passthrough VC-779
• Configuring Modem Passthrough Globally VC-780
• Configuring Modem Passthrough for a Specific Dial Peer VC-781
• Verifying Modem Passthrough VC-783
• Troubleshooting Tips for Modem Passthrough VC-783
• Monitoring and Maintaining Modem Passthrough VC-783
• Modem Transport Support Configuration Examples VC-784
• Modem Call Status Configuration Example VC-784
• Modem Passthrough Configuration Example VC-786

APPENDIXES

Configuring Synchronized Clocking VC-791

• Synchronized Clocking Overview VC-791
• Configuring the Cisco MC3810 to a Synchronous Clocked Network VC-792
• Synchronized Clocking Configuration Task List VC-793
• Configuring the Cisco MC3810 to Obtain Clocking from the Network VC-793
• Configuring the Cisco MC3810 to Recover Clocking from a Network Device Attached to a T1/E1
• Controller VC-794
• Configuring a T1/E1 Controller to Loop-Time the Clocking Back to the Network Clock
• Source VC-798
• Configuring the Cisco MC3810 to Recover Clocking from a Network Device Attached to Serial
• 0 VC-801
• Configuring the Cisco MC3810 to Use the Internal Clock Source VC-804
• Configuring a Hierarchy of Clock Sources for Backup Purposes VC-805

Caller ID on Cisco 2600 and 3600 Series Routers and Cisco MC3810 Multiservice Concentrators VC-811

• Caller ID Overview VC-811
• Calling Name and Number VC-812
• Call Time Display VC-813
• Caller ID Prerequisites Tasks VC-814
• Caller ID Configuration Task List VC-815
• Configuring Voice Ports to Support Caller ID VC-815
• Configuring FXS and FXO Voice Ports to Support Caller ID VC-818
• Verifying Caller ID on Voice Ports Configuration VC-822
•  Troubleshooting Tips VC-823

Cisco Hoot and Holler over IP VC-825

• Hoot and Holler over IP Overview VC-825
• Current Hoot and Holler Implementations VC-827
• Cisco Hoot and Holler over IP Overview VC-827
• Voice Multicasting VC-828
• IP/TV Access VC-829
• Interactive Voice Response VC-830
• Migration Strategy VC-830
• Technical Details of the Cisco Hoot and Holler over IP Solution VC-831
• IP Multicast and DSP Arbitration and Mixing VC-832
• Bandwidth Planning VC-832
• Virtual Interface VC-834
• Connection Trunk VC-834
• Cisco Hoot and Holler over IP Restrictions VC-835
• Configuration Tasks VC-835
• Configuring Multicast Routing VC-836
• Configuring the Virtual Interface VC-836
• Configuring VoIP Dial Peers VC-837
• Configuring E&M Voice Ports VC-839
• Configuring for Receive Only Mode VC-841
• Configuring Relevant Interface (Serial/Ethernet) VC-842
• Configuring Voice Ports in High-Density Voice Network Modules VC-842
• Configuration Examples VC-843
• Voice Multicasting over an Ethernet LAN VC-844
• Configuring the Second Router VC-845
• Verifying the Configuration VC-845
• High-Density Voice Modules VC-846
• Dial-Peer Configuration VC-846
• Ethernet Configuration VC-847
• Voice Multicasting over a WAN VC-847
• Quality of Service VC-848
• Cisco Hoot and Holler over IP with Ethernet Topology (Two Hoot Groups) VC-849
• Router-1 (E&M Four-Wire Ports) VC-849
• Router-2 (FXS Ports) VC-850
• Router-3 (FXO Ports) VC-851
• Cisco Hoot and Holler over IP with Frame-Relay Topology (One Hoot Group) VC-852
• Router-1 VC-852
• Router-2 VC-853
• Router-3 VC-854

Enhanced Voice Services for Japan for Cisco 800 Series Routers VC-857

• Enhanced Voice Services Overview VC-857
• Enhanced Voice Services Limitations VC-860
• Related Documents for Enhanced Voice Services VC-861
• Enhanced Voice Services Prerequisite Tasks VC-861
• Enhanced Voice Services Configuration Task List VC-862
• Configuring Caller ID VC-862
• Configuring Call Blocking on Caller ID VC-862
• Configuring Nariwake VC-863
• Configuring I Number VC-863
• Monitoring and Maintaining Enhanced Voice Services VC-864
• Enhanced Voice Services Configuration Examples VC-864
• Caller ID Example VC-864
• Call Blocking on Caller ID Example VC-864
• Local Call Waiting Example VC-864
• Nariwake Example VC-865
• I Number Example VC-865
• POTS Dial Example VC-865
• POTS Disconnect Example VC-865

Managing Cisco AS5300 Voice Feature Cards VC-867

• VFC Management Overview VC-867
• VFC Management Task List VC-868
• Downloading VCWare VC-868
• Identifying the VFC Mode VC-869
• Downloading Software (VCWare Mode) VC-869
• Downloading Software (ROM Monitor Mode) VC-870
• Copying Flash Files to the VFC VC-870
• Downloading VCWare to the VFC from the Router Motherboard VC-871
• Downloading VCWare to the VFC from a TFTP Server VC-871
• Unbundling VCWare VC-871
• Adding Files to the Default File List VC-872
• Adding Codecs to the Capability List VC-872
• Deleting Files from VFC Flash Memory VC-873
• Erasing the VFC Flash Memory VC-873

Global System for Mobile Communications Full Rate and Enhanced Full Rate Codecs VC-875

• Global System for Mobile Communications Full Rate and Enhanced Full Rate Codecs Overview VC-875
• Prerequisite Tasks and Restrictions VC-876
• GSM Configuration Tasks VC-876
• Configuring Dial Peers VC-876
• Verifying Gateway Configuration VC-879
• GSM Configuration Example VC-880

Configuring the Cisco SS7/C7 Dial Access Solution System 883

• Cisco SS7/C7 Dial Access Overview 884
• Redundant Link Management 884
• Continuity Test Subsystem 885
• ISDN Module 886
• RLM Configuration Task List 886
• Configuring the Access Server for RLM 886
• Verifying RLM 887
• Troubleshooting RLM 888
• Cisco SS7/C7 Dial Access Solution System Examples 888