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Implementing Cisco Unified Communications Manager, Part 2 (CIPT2) teaches you how to implement a Cisco Unified Communications Manager solution in a multisite environment, 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. The book covers the 8.x release of Cisco Unified Communications Manager (CUCM). Topical coverage includes: implementing multisite deployments, centralized call processing redundancy, bandwidth management, call admission control, call control discovery, intercompany media exchange, and features and applications for multisite deployments. Each chapter ends with questions to help you assess your understanding of what you have read.
Product Description
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.
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
&nbs
Implementing Cisco Unified Communications Manager, Part 2 (CIPT2) teaches you how to implement a Cisco Unified Communications Manager solution in a multisite environment, 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. The book covers the 8.x release of Cisco Unified Communications Manager (CUCM). Topical coverage includes: implementing multisite deployments, centralized call processing redundancy, bandwidth management, call admission control, call control discovery, intercompany media exchange, and features and applications for multisite deployments. Each chapter ends with questions to help you assess your understanding of what you have read.
Product Description
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.
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
&nbs
Implementing Cisco Unified Communications Manager, Part 2 (CIPT2) teaches you how to implement a Cisco Unified Communications Manager solution in a multisite environment, 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. The book covers the 8.x release of Cisco Unified Communications Manager (CUCM). Topical coverage includes: implementing multisite deployments, centralized call processing redundancy, bandwidth management, call admission control, call control discovery, intercompany media exchange, and features and applications for multisite deployments. Each chapter ends with questions to help you assess your understanding of what you have read.