Overview

Implementing Cisco Unified Communications Manager, Part 2 (CIPT2), Second Edition is a Cisco®-authorized, self-paced learning tool for CCNP Voice® foundation learning. This book provides you with the knowledge needed to install and configure a Cisco Unified Communications Manager solution in a multisite environment. By reading this book, you will gain a thorough understanding of how to apply a dial plan for a multisite environment, configure survivability for remote sites during WAN failure, and implement solutions to reduce bandwidth requirements in the IP WAN.   This book focuses on Cisco Unified Communications Manager (CUCM) Release 8.x, the call routing and signaling component for the Cisco Unified Communications solution. The book has been fully updated and includes new coverage of topics such as Service Advertisement Framework (SAF), and Call Control Discovery (CCD). Whether you are preparing for CCNP Voice certification or simply want to gain a better understanding of deploying Cisco Unified Communications Manager in a multisite environment, you will benefit from the foundation information presented in this book.   Implementing Cisco Unified Communications Manager, Part 2 (CIPT2), Second Edition, is part of a recommended learning path from Cisco that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press. To find out more about instructor-led training, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit www.cisco.com/go/authorizedtraining.   Chris Olsen, CCVP, and CCNP, along with numerous other Cisco voice specializations, Microsoft, VMware, and Novell certifications, has been an independent IT and telephony consultant, author, and technical editor for more than 15 years. He has been a technical trainer for more than 19 years and has taught more than 60 different courses in Cisco, Microsoft, VMware, and Novell. For the last seven years he has specialized in Cisco, and recently Microsoft Unified Communications along with VMware virtualization and Cisco data center technologies. He has done a wide array of IT and telephony consulting for many different companies.   ·        Identify multisite issues and deployment solutions ·        Implement multisite connections ·        Apply dial plans for multisite deployments ·        Examine remote site redundancy options ·        Implement Survivable Remote Site Telephony (SRST) and Media Gateway Control Protocol (MGCP) Fallback ·        Implement CUCM Express in SRST mode ·        Implement bandwidth management and call admission control (CAC) ·        Configure device and extension mobility ·        Apply Service Advertisement Framework (SAF) and Call Control Discovery (CCD)   This volume is in the Foundation Learning Guide Seriesoffered by Cisco Press®. These guides are developed together with Cisco as the only authorized, self-paced learning tools that help networking professionals build their understanding of networking concepts and prepare for Cisco certification exams.      

Full Product Details

Author:   Chris Olsen
Publisher:   Pearson Education (US)
Imprint:   Cisco Press
Edition:   2nd edition
Dimensions:   Width: 19.50cm , Height: 2.90cm , Length: 23.90cm
Weight:   0.918kg
ISBN:  

9781587142536

ISBN 10:   1587142538
Pages:   448
Publication Date:   22 September 2011
Audience:   Professional and scholarly ,  Professional & Vocational
Replaced By:   9781587144554
Format:   Hardback
Publisher's Status:   Out of Print
Availability:   In Print  
Limited stock is available. It will be ordered for you and shipped pending supplier's limited stock.

Table of Contents

Introduction xxi Chapter 1 Identifying Issues in a Multisite Deployment 1 Multisite Deployment Challenge Overview 1 Quality Challenges 2 Bandwidth Challenges 3 Availability Challenges 6 Dial Plan Challenges 7 Overlapping and Nonconsecutive Numbers 9 Fixed Versus Variable-Length Numbering Plans 10 Variable-Length Numbering, E.164 Addressing, and DID 10 Detection of End of Dialing in Variable-Length Numbering Plans 12 Optimized Call Routing and PSTN Backup 14 Various PSTN Requirements 15 Issues Caused by Different PSTN Dialing 16 Dial Plan Scalability Issues 17 NAT and Security Issues 17 Summary 19 References 19 Review Questions 19 Chapter 2 Identifying Multisite Deployment Solutions 23 Multisite Deployment Solution Overview 23 Quality of Service 24 QoS Advantages 25 Solutions to Bandwidth Limitations 26 Low-Bandwidth Codecs and RTP-Header Compression 27 Codec Configuration in CUCM 28 Disabled Annunciator 29 Local Versus Remote Conference Bridges 30 Transcoders 30 Mixed Conference Bridge 32 Multicast MOH from the Branch Router Flash 33 Preventing Too Many Calls by CAC 37 Availability 38 PSTN Backup 39 MGCP Fallback 39 Fallback for IP Phones 41 Using CFUR to Reach Remote Site Cisco IP Phones During WAN Failure 42 Using CFUR to Reach Users of Unregistered Software IP Phones on Their Cell Phones 43 AAR and CFNB 44 Mobility Solutions 44 Dial Plan Solutions 45 Dial Plan Components in Multisite Deployments 45 Globalized Call-Routing Overview 46 Globalized Call Routing: Three Phases 48 Globalized Call Routing Advantages 50 NAT and Security Solutions 51 CUBE in Flow-Through Mode 51 Summary 52 References 53 Review Questions 53 Chapter 3 Implementing Multisite Connections 57 Examining Multisite Connection Options 57 CUCM Connection Options Overview 58 Cisco IOS Gateway Protocol Functions Review 59 Cisco IOS Gateway Protocol Comparison Review 60 SIP Trunk Characteristics 60 H.323 Trunk Overview 61 MGCP Gateway Implementation Review 64 Cisco IOS Gateway MGCP Configuration Methods Review 65 Configuring Cisco IOS Gateway for MGCP: Example 66 H.323 Gateway Implementation 68 Cisco IOS H.323 Gateway Configuration 69 CUCM H.323 Gateway Configuration 71 Trunk Implementation Overview 71 Gatekeeper-Controlled ICT and H.225 Trunk Configuration 72 Trunk Types Used by Special Applications 73 Implementing SIP Trunks 74 Implementing Intercluster and H.225 Trunks 75 CUCM Gatekeeper-Controlled ICT and H.225 Trunk Configuration 77 Summary 79 References 79 Review Questions 80 Chapter 4 Implementing a Dial Plan for International Multisite Deployments 83 Multisite Dial Plan Overview 84 Dial Plan Requirements for Multisite Deployments with Distributed Call Processing 84 Dial Plan Scalability Solutions 85 Implementing Site Codes for On-Net Calls 86 Digit-Manipulation Requirements When Using Access and Site Codes 87 Access and Site Code Requirements for Centralized Call-Processing Deployments 88 Implementing PSTN Access in Cisco IOS Gateways 90 Transformation of Incoming Calls Using ISDN TON 90 Implementing Selective PSTN Breakout 93 Configuring IP Phones to Use Local PSTN Gateway 93 Implementing PSTN Backup for On-Net Intersite Calls 95 Digit-Manipulation Requirements for PSTN Backup of On-Net Intersite Calls 95 Implementing TEHO 97 TEHO Example Without Local Route Groups 98 TEHO Example with Local Route Groups 100 Implementing Globalized Call Routing 102 Globalized Call Routing: Number Formats 103 Normalization of Localized Call Ingress on Gateways 106 Normalization of Localized Call Ingress from Phones 107 Localized Call Egress at Gateways 108 Localized Call Egress at Phones 110 Globalized Call-Routing Example: Emergency Dialing 112 Considering Globalized Call-Routing Interdependencies 115 Globalized Call Routing-TEHO Advantages 116 Globalized Call Routing-TEHO Example 116 Summary 118 References 118 Review Questions 119 Chapter 5 Examining Remote-Site Redundancy Options 123 Remote-Site Redundancy Overview 123 Remote-Site Redundancy Technologies 124 MGCP Fallback Usage 126 Basic Cisco Unified SRST Usage 127 Cisco Unified SIP SRST Usage 127 CUCME in SRST Mode Usage 128 Cisco Unified SRST Operation 128 SRST Function of Switchover Signaling 129 SRST Function of the Call Flow After Switchover 130 SRST Function of Switchback 131 SRST Timing 132 MGCP Fallback Operation 133 MGCP Gateway Fallback During Switchover 133 MGCP Gateway Fallback During Switchback 134 MGCP Gateway Fallback Process 136 Cisco Unified SRST Versions and Feature Support 137 SRST 4.0 Platform Density 138 Plus (+) Prefix and E.164 Support in Cisco Unified SRST 138 Support for Multiple MOH Sources 139 Dial Plan Requirements for MGCP Fallback and SRST Scenarios 139 Ensuring Connectivity for Remote Sites 140 Ensuring Connectivity from the Main Site Using Call Forward Unregistered 141 CFUR Considerations 142 CFUR Interaction with Globalized Call Routing 143 CFUR Example Without Globalized Call Routing 143 CFUR Example with Globalized Call Routing 145 Keeping Calling Privileges Active in SRST Mode 145 SRST Dial Plan Example 146 Summary 147 References 147 Review Questions 147 Chapter 6 Implementing Cisco Unified SRST and MGCP Fallback 151 MGCP Fallback and SRST Configuration 151 Configuration Requirements for MGCP Fallback and Cisco Unified SRST 152 Cisco Unified SRST Configuration in CUCM 152 SRST Reference Definition 153 CUCM Device Pool 153 SRST Configuration on the Cisco IOS Gateway 154 SRST Activation Commands 154 SRST Phone Definition Commands 155 SRST Performance Commands 156 Cisco Unified SRST Configuration Example 157 MGCP-Gateway-Fallback Configuration on the Cisco IOS Gateway 158 MGCP Fallback Activation Commands 158 MGCP Fallback Configuration Example 159 Dial Plan Configuration for SRST Support in CUCM 160 SRST Dial Plan of CFUR and CSS 161 SRST Dial Plan: Max Forward UnRegistered Hops to DN 162 MGCP Fallback and SRST Dial Plan Configuration in the Cisco IOS Gateway 163 SRST Dial Plan Components for Normal Mode Analogy 163 Cisco Unified SRST Dial Plan Dial Peer Commands 164 SRST Dial Plan Commands: Open Numbering Plans 167 SRST Dial Plan Voice Translation-Profile Commands for Digit Manipulation 170 SRST Dial Plan Voice Translation-Rule Commands for Number Modification 171 SRST Dial Plan Profile Activation Commands for Number Modification 172 SRST Dial Plan Class of Restriction Commands 173 SRST Dial Plan Example 173 Summary 178 References 178 Review Questions 179 Chapter 7 Implementing Cisco Unified Communications Manager Express (CUCME) in SRST Mode 181 CUCME Overview 181 CUCME in SRST Mode 183 Standalone CUCME Versus CUCM and CUCME in SRST Mode 183 CUCME Features 185 CUCME Features 186 Other CUCME Features 186 General Configuration of CUCME 187 CUCME Basic Configuration 188 CUCME Configuration Providing Phone Loads 189 CUCME Configuration for Music On Hold 190 Additional MOH Sources 191 Configuring CUCME in SRST Mode 192 Phone-Provisioning Options 193 Advantages of CUCME SRST 194 Phone Registration Process 195 Configuring CUCME for SRST 195 CUCME for SRST Mode Configuration 197 Summary 198 Reference 198 Review Questions 198 Chapter 8 Implementing Bandwidth Management 201 Bandwidth Management Overview 201 CUCM Codec Configuration 202 Review of CUCM Codecs 203 Local Conference Bridge Implementation 205 Transcoder Implementation 208 Implementing a Transcoder at the Main Site 209 Configuration Procedure for Implementing Transcoders 211 Step 1: Add a Transcoder Resource in CUCM 211 Step 2: Configure the Transcoder Resource in Cisco IOS Software 212 Multicast MOH from Remote Site Router Flash Implementation 215 Multicast MOH from Remote Site Router Flash Region Considerations 216 Multicast MOH from Remote Site Router Flash Address and Port Considerations 216 Multicast MOH: Address and Port Increment Example 217 Implementing Multicast MOH from Remote Site Router Flash 219 Configuration Procedure for Implementing Multicast MOH from the Remote Site Router Flash 221 Step 1: Enable Multicast Routing on Cisco IOS Routers 222 Step 2a: Configure MOH Audio Sources for Multicast MOH 223 Step 2b: Configure Multicast MOH in CUCM 223 Step 2c: Enabling Multicast MOH at the Media Resource Groups 225 Step 3: Enable Multicast MOH from Branch Router Flash at the Branch Router 226 Step 4a: Configure the Maximum Hops to Be Used for MOH RTP Packets 227 Step 4b: Use an IP ACL at the IP WAN Router Interface 227 Step 4c: Disable Multicast Routing on the IP WAN Router Interface 228 Summary 229 Reference 229 Review Questions 230 Chapter 9 Implementing Call Admission Control 233 CAC Overview 234 CAC in CUCM 234 Standard Locations 235 Locations: Hub-and-Spoke Topology 236 Locations: Full-Mesh Topology 237 Configuration Procedure for Implementing Locations-Based CAC 238 Locations Configuration Example of a Hub-and-Spoke Topology 238 Step 1: Configure Locations 239 Step 2: Assign Locations to Devices 240 RSVP-Enabled Locations 241 Three Call Legs with RSVP-Enabled Locations 241 Characteristics of Phone-to-RSVP Agent Call Legs 242 Characteristics of RSVP Agent-to-RSVP Agent Call Legs 243 RSVP Basic Operation 243 RSVP-Enabled Location Configuration 245 Configuration Procedure for Implementing RSVP-Enabled Locations-Based CAC 246 Step 1: Configure RSVP Service Parameters 247 Step 2: Configure RSVP Agents in Cisco IOS Software 250 Step 3: Add RSVP Agents to CUCM 252 Step 4: Enable RSVP Between Location Pairs 253 Automated Alternate Routing 255 AAR Characteristics 256 AAR Example Without Local Route Groups and Globalized Numbers 257 AAR Example with Local Route Groups and Globalized Numbers 258 AAR Considerations 259 AAR Configuration Procedure 260 Step 1: Configure AAR Service Parameters 261 Step 2: Configure Partitions and CSSs 261 Step 3: Configure AAR Groups 261 Step 4: Configure Phones for AAR 262 SIP Preconditions 264 CAC Without SIP Preconditions 265 CAC with SIP Preconditions 265 SIP Preconditions Operation 266 SIP Preconditions Call Flow Summary 267 Fallback from End-to-End RSVP to Local RSVP 269 SIP Preconditions Configuration Procedure 270 Step 2a: Configure SIP Profile 271 Step 2b: Apply SIP Profile to Trunk 272 H.323 Gatekeeper CAC 273 H.323 Gatekeeper Used for Call Routing for Address Resolution Only 274 Using an H.323 Gatekeeper for CAC 277 H.323 Gatekeeper Also Used for CAC 279 Provide PSTN Backup for Calls Rejected by CAC 281 Configuration Procedure for Implementing H.323 Gatekeeper-Controlled Trunks with CAC 282 Summary 283 References 283 Review Questions 284 Chapter 10 Implementing Device Mobility 289 Issues with Devices Roaming Between Sites 289 Issues with Roaming Devices 290 Device Mobility Solves Issues of Roaming Devices 291 Device Mobility Overview 292 Dynamic Device Mobility Phone Configuration Parameters 292 Device Mobility Dynamic Configuration by Location-Dependent Device Pools 294 Device Mobility Configuration Elements 295 Relationship Between Device Mobility Configuration Elements 295 Device Mobility Operation 297 Device Mobility Operation Flowchart 298 Device Mobility Considerations 300 Review of Line and Device CSSs 301 Device Mobility and CSSs 302 Examples of Different Call-Routing Paths Based on Device Mobility Groups and Tail-End Hop-Off 302 Device Mobility Interaction with Globalized Call Routing 304 Advantages of Using Local Route Groups and Globalized Call Routing 305 Example of No Globalized Call Routing with a Different Device Mobility Group 306 Example of No Globalized Call Routing with the Same Device Mobility Group 307 Globalized Call Routing Example 308 Device Mobility Configuration 309 Steps 1 and 2: Configure Physical Locations and Device Mobility Groups 309 Step 3: Configure Device Pools 310 Step 4: Configure Device Mobility Infos 311 Step 5a: Set the Device Mobility Mode CCM Service Parameter 312 Step 5b: Set the Device Mobility Mode for Individual Phones 313 Summary 314 References 314 Review Questions 315 Chapter 11 Implementing Extension Mobility 317 Issues with Users Roaming Between Sites 317 Issues with Roaming Users 318 Extension Mobility Solves Issues of Roaming Users 319 CUCM Extension Mobility Overview 319 Extension Mobility: Dynamic Phone Configuration Parameters 320 Extension Mobility with Dynamic Phone Configuration by Device Profiles 320 CUCM Extension Mobility Configuration Elements 321 Relationship Between Extension Mobility Configuration Elements 323 CUCM Extension Mobility Operation 323 Issues in Environments with Different Phone Models 326 Default Device Profile and Feature Safe 326 How Cisco Extension Mobility Handles Phone Model Differences 327 Cisco Extension Mobility and CSSs 328 Alternatives for Mismatching Phone Models and CSS Implementations 329 CUCM Extension Mobility Configuration 329 Step 1: Activate the Cisco Extension Mobility Feature Service 330 Step 2: Set Cisco Extension Mobility Service Parameters 330 Step 3: Add the Cisco Extension Mobility Phone Service 331 Step 4: Create Default Device Profiles 332 Step 5a: Create Device Profiles 333 Step 5b: Subscribe the Device Profile to the Extension Mobility Phone Service 334 Step 6: Associate Users with Device Profiles 335 Step 7a: Configure Phones for Cisco Extension Mobility 337 Step 7b: Subscribe the Phone to the Extension Mobility Phone Service 337 Summary 338 References 339 Review Questions 339 Chapter 12 Implementing Service Advertisement Framework (SAF) and Call Control Discovery (CCD) 343 SAF and CCD Overview 344 Dial Plan Scalability Issues in Large Networks 344 Scalable Dial Plan Solution for Large Networks 345 CCD Overview 345 SAF Characteristics 346 SAF Client Types 348 SAF Message Components 349 SAF Routing Characteristics 349 SAF Neighbor Relationships 350 SAF Client and SAF Forwarder Functions 351 CCD Characteristics 351 CCD Services in CUCM 353 Processing Received Routes in CUCM 354 CCD Operation 355 CCD Propagation of HQ Routes 356 CCD Propagation of BR Routes 356 CCD Call from HQ to BR 357 CCD with a Link Failure at BR 359 CCD for Call from HQ to BR During Link Failure 360 SAF and CCD Implementation 361 External SAF Client Configuration Elements 362 Internal SAF Client Configuration Elements 364 SAF Forwarder Configuration Procedure 365 External SAF Client Configuration Procedure 367 Step 1: Configure SAF Security Profile 367 Step 2: Configure SAF Forwarder 368 Step 3: Configure SAF-Enabled SIP Trunk 369 Step 4: Configure Hosted DN Group 370 Step 5: Configure Hosted DN Pattern 370 Step 6: Configure CCD Advertising Service 371 Step 7: Configure CCD Requesting Service and Partition 372 Step 8: Configure CCD Blocked Learned Patterns 373 Step 9: Configure CCD Feature Parameters 374 Internal SAF Client Configuration Procedure 376 Step 1: Configure Trunk Profile 376 Step 2: Configure Directory-Number Blocks 377 Step 3: Configure Call-Control Profile 378 Step 4: Configure Advertising Service 378 Step 5: Configure Requesting Service 379 Step 6: Configure VoIP Dial Peer 380 CCD Considerations 381 Monitoring Learned Routes from CUCM in RTMT 382 Monitoring Learned Routes in CUCME 382 CCD PSTN Backup CSS 383 SRST Considerations 384 CCD and Static Routing Integration Considerations 385 Cisco IOS SAF Client Considerations When Using Globalized Call Routing 386 Solution for PSTN Backup Advertised in E.164 Format Without Leading + 387 TEHO Considerations 388 Trunk Considerations When Using Globalized Call Routing 388 CUCM Clusters and CCD Configuration Modes 389 Other SAF and CCD Considerations 390 Summary 390 References 391 Review Questions 391 Answers Appendix 395 TOC, 9781587142536, 7/12/2011

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Chris Olsen, CCSI, CCVP, and CCNP, along with numerous other Cisco voice and data center specializations, Microsoft, VMware, and Novell certifications, has been an independent IT and telephony consultant, author, and technical editor for more than 15 years. He has been a technical trainer for more than 19 years and has taught more than 60 different courses for Cisco, Microsoft, VMware, and Novell. For the last 7 years, he has specialized in Cisco, and recently, Microsoft Unified Communications along with VMware virtualization and Cisco data-center technologies. He has done a wide array of IT and telephony consulting for many different companies. Chris and his wife, Antonia, live in Chicago and Mapleton, Illinois. He can be reached at chrisolsen@earthlink.net.

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