CISCO Training

  Implementing Cisco Unified Communications Manager, Part 2
 

CIPT2_8 Course Description

Implementing Cisco Unified Communications Manager, Part 2 (CIPT2) v8.0 prepares you for implementing Cisco Unified Communications solution in a multisite environment. It covers globalized call routing, Cisco Service Advertisement Framework (SAF) and Call Control Discovery (CCD), tail-end hop-off (TEHO), Cisco Unified Survivable Remote Site Telephony (SRST), and mobility features such as Cisco Device Mobility and Cisco Extension Mobility.

You will apply a dial plan for a multisite environment including TEHO, configure survivability for remote sites during WAN failure and implement solutions to reduce bandwidth requirements in the IP WAN. You will also enable Call Admission Control (CAC) including Session Initiation Protocol (SIP) Preconditions and automated alternate routing (AAR).

Prerequisites

The knowledge and skills that you must have before attending this course are as follows:

  • Working knowledge of converged voice and data networks
  • Working knowledge of the MGCP, SIP, and H.323 protocols and their implementation on Cisco IOS gateways
  • Ability to configure and operate Cisco routers and switches
  • Ability to configure and operate Cisco Unified Communications Manager in a single-site environment

Associated Certifications

This course is a requirement for the CCNP Voice certification.

Who Should Attend

The primary audience for this course is as follows:

  • Network Administrators and Network Engineers
  • CCNP Voice candidates.

The secondary audience for this course is as follows:

  • Systems Engineers.

Number of Days

5 Days instructor-led classroom training. (Approx. 7 hours each day.)

Course Objectives

This subtopic provides an overview of how the course is organized. The course contains these components:

  • Describe multisite deployment issues and solutions, and describe and configure required dial plan elements
  • Implement call-processing resiliency in remote sites by using Cisco Unified SRST, MGCP fallback, and Cisco Unified Communications Manager Express in Cisco Unified SRST mode
  • Implement bandwidth management and CAC to prevent oversubscription of the IP WAN
  • Implement Device Mobility and Cisco Extension Mobility
  • Describe and implement CCD deployments.

Course Outline

Module 1: Multisite Deployments

Describe the issues in multisite deployments and their solutions, and describe and configure required dial plan elements.

Lesson 1: Identifying Issues in a Multisite Deployment

This lesson explains issues pertaining to Cisco Unified Communications Manager multisite deployment and relates the issues to multisite connection options. Upon completing this lesson, you will be able to meet these objectives:

  • Describe issues pertaining to multisite deployments
  • Describe quality issues in multisite deployments
  • Describe issues with bandwidth in multisite deployments
  • Describe availability issues in multisite deployments
  • Describe dial plan issues in multisite deployments
  • Describe NAT and security issues in multisite deployments

Lesson 2: Identifying Solutions for a Multisite Deployment

This lesson describes solutions to issues that occur in Cisco Unified Communications Manager multisite deployments. Upon completing this lesson, you will be able to meet these objectives:

  • Describe solutions that arise in multisite deployments
  • Describe how QoS solves quality issues in multisite deployments
  • Describe solutions to bandwidth limitations in multisite deployments
  • Describe survivability and availability features in multisite deployments
  • Describe solutions for dial plan issues in multisite deployments
  • Describe how a Cisco Unified Border Element can solve NAT and security solutions in multisite deployments

Lesson 3: Implementing Multisite Connections

This lesson describes configuration of gateways and trunks in multisite environments. Upon completing this lesson, you will be able to meet these objectives:

  • Identify the characteristics of the trunk and gateway types supported by Cisco Unified Communications Manager
  • Describe how to implement MGCP gateways
  • Describe how to implement H.323 gateways
  • Describe how to configure Cisco IOS H.323 gateways
  • Describe how to configure H.323 gateways in Cisco Unified Communications Manager
  • Understand different types of trunks supported by Cisco Unified Communications Manager
  • Describe how to implement SIP trunks in Cisco Unified Communications Manager
  • Describe how to implement intercluster and H.225 trunks in Cisco Unified Communications Manager

The lesson includes these activities:

  • Lab 1-1: Implementing Basic Multisite Connections

Lesson 4: Implementing a Dial Plan for Multisite Deployments

This lesson describes how to implement a dial plan to support inbound and outbound PSTN dialing, site-code dialing, and tail-end hop-off. Upon completing this lesson, you will be able to meet these objectives:

  • List dial plan issues and possible solutions
  • Describe how site codes and transformation masks solve issues caused by overlapping directory numbers
  • Describe how to implement PSTN access in a multisite deployment
  • Describe how to implement selective PSTN breakout
  • Describe how to use the PSTN as a backup for calls to other VoIP domains
  • Describe how to implement TEHO
  • Describe the concept of globalized call routing and how it simplifies dial plans in international multisite deployments with centralized call processing
  • Explain special considerations for implementing globalized call routing

The lesson includes these activities:

  • Lab 1-2: Implementing Multisite Dial Plans

Module 2: Centralized Call-Processing Redundancy

Implement call-processing resiliency in remote sites using SRST, MGCP fallback, and Cisco Unified Communications Manager Express in Cisco Unified SRST mode.

Lesson 1: Examining Remote Site Redundancy Options

This lesson describes the mechanisms for providing call survivability and device failover in remote sites, including the functions, operation, and limitations of each mechanism. Upon completing this lesson, you will be able to meet these objectives:

  • Describe remote-site redundancy options and compare their characteristics
  • Describe how SRST works
  • Describe how MGCP fallback works
  • Describe SRST versions, their protocol support and features, and the required Cisco IOS Software release
  • Describe dial plan requirements for MGCP fallback and Cisco Unified SRST

Lesson 2: Implementing SRST and MGCP Fallback

This lesson defines how to configure Cisco Unified SRST to provide call survivability for IP phones, and MGCP fallback for gateway survivability. Upon completing this lesson, you will be able to meet these objectives

  • Describe the configuration requirements at Cisco Unified Communications Manager and at the SRST gateway
  • Describe how to configure Cisco Unified Communications Manager to enable SRST for remote phones
  • Describe how to configure a Cisco IOS router for SRST
  • Describe how to configure a Cisco IOS router to support MGCP fallback
  • Describe how to configure Cisco Unified Communications Manager to route calls to unregistered devices via the PSTN
  • Describe how to configure a Cisco IOS router with a dial plan for SRST operation

The lesson includes these activities:

  • Lab 2-1: Implementing SRST and MGCP Fallback

Lesson 3: Implementing Cisco Unified Communications Manager Express in SRST Mode

This lesson defines how to configure Cisco Unified Communications Manager Express to provide telephony services to IP phones if the connection to the centralized call agent is lost.  Upon completion of this lesson, you will be able to meet these objectives:

  • Describe Cisco Unified Communications Manager Express and the modes in which it can be used
  • Describe Cisco Unified Communications Manager Express versions, their protocol support, their features, and the required Cisco IOS Software releases
  • Describe general Cisco Unified Communications Manager Express configuration parameters and their functions
  • Describe how to configure Cisco Unified Communications Manager Express to support SRST fallback

The lesson includes these activities:

  • Lab 2-2: Implementing Cisco Unified Communications Manager Express as SRST Fallback

Module 3: Bandwidth Management and Call Admission Control

Implement bandwidth management and CAC to prevent oversubscription of the IP WAN.

Lesson 1: Managing Bandwidth

This lesson defines techniques to reduce bandwidth requirements on IP WAN links in Cisco Unified Communications Manager multisite deployments. Upon completing this lesson, you will be able to meet these objectives:

  • Describe methods to minimize bandwidth requirements for Cisco Unified Communications
  • Configure Cisco Unified Communications Manager in order to control the codec that is used for a call
  • Implement local conference bridges in order to avoid accessing conference bridges over the IP WAN even if all participants are local
  • Implement transcoders in order to allow low-bandwidth codecs to be used in the event where low-bandwidth codecs are not supported by both endpoints
  • Implement multicast MOH from branch router flash to avoid MOH streams over the IP WAN

The lesson includes these activities:

  • Lab 3-1: Implementing Bandwidth Management

Lesson 2: Implementing Call Admission Control

This lesson describes the configuration of CAC mechanisms and AAR in Cisco Unified Communications Manager and in gatekeepers. Upon completing this lesson, you will be able to meet these objectives:

  • Describe the CAC options provided by Cisco Unified Communications Manager
  • Implement locations-based CAC in Cisco Unified Communications Manager
  • Implement RSVP-enabled locations-based CAC in Cisco Unified Communications Manager
  • Implement AAR in order to reroute calls over the PSTN if not enough bandwidth is available for an on-net call
  • Implement SIP Preconditions on SIP trunks in Cisco Unified Communications Manager
  • Implement H.323 gatekeeper-based CAC in Cisco Unified Communications Manager

The lesson includes these activities:

  • Lab 3-2: Implementing CAC

Module 4: Implementation Features and Applications for Multisite Deployments

Implement  mobility features such as Cisco Unified Communications Manager Device Mobility, Cisco Unified Communications Manager Extension Mobility, and Cisco Unified Mobility, so that users are reachable via their office phone numbers, regardless of their physical location
Lesson 1: Implementing Device Mobility

This lesson describes how to configure the Device Mobility feature in Cisco Unified Communications Manager to allow mobile users to roam between sites with their endpoints and have location-dependent settings applied. Upon completing this lesson, you will be able to meet these objectives:

  • List the issues with devices roaming between sites
  • Describe the Device Mobility feature
  • Describe the Device Mobility configuration elements and their interaction
  • Describe Device Mobility operation
  • Describe Device Mobility interaction with globalized call routing
  • Implement Device Mobility

The lesson includes these activities:

  • Lab 4-1: Enabling the Device Mobility Feature

Lesson 2: Implementing Extension Mobility

This lesson defines how Cisco Extension Mobility works and how it is implemented. Upon completing this lesson, you will be able to meet these objectives:

  • List the issues with users roaming between sites
  • Describe the Extension Mobility feature
  • Describe the Extension Mobility configuration elements and their interaction
  • Describe Extension Mobility operation
  • Implement Extension Mobility

The lesson includes these activities:

  • Lab 4-2: Implementing Cisco Unified Communications Manager Extension Mobility

Module 5: CCD

Describe and Implement CCD Deployments in Cisco Unified Communications IP telephony deployment.

Lesson 1: Implementing SAF and CCD

This lesson defines how to implement the SAF client and forwarder in an environment with CCD. Upon completing this lesson, you will be able to meet these objectives:

  • Describe what SAF is, what CCD is, and how CCD utilizes SAF
  • Describe the characteristics of SAF
  • Describe the characteristics of CCD
  • Describe how CCD works
  • Describe how to implement SAF and CCD
  • Describe special considerations for using SAF and CCD
  • Describe how secure signaling works and how to enable it
  • Describe how secure media transmission works and how to enable it
  • Describe how secure media transmission to H.323 and MGCP gateways works and how to enable it
  • Describe how secure conferencing works and how to enable it

The lesson includes these activities:

Lab 5-1: Implementing CCD Using the Cisco SAF Client and Forwarder

Hands-on Lab Exercises

  • Lab 1-1: Implementing Basic Multisite Connections
  • Lab 1-2: Implementing a Dial Plan for International Multisite Deployments
  • Lab 2-1: Implementing SRST and MGCP Fallback
  • Lab 2-2: Implementing Cisco Unified Communications Manager Express in SRST Mode
  • Lab 3-1: Implementing Bandwidth Management
  • Lab 3-2: Implementing CAC
  • Lab 4-1: Implementing Device Mobility
  • Lab 4-2: Implementing Cisco Extension Mobility
  • Lab 5-1: Implementing Cisco SAF and CCD