Chapter 1. The concept of voice gateways .

Networks using Cisco Unified Communications technology. The role of voice gateways

Call routing by a voice gateway. Stages of call establishment.

Configuring Voice Gateway Ports

Understanding of DSP functionality, codecs, codec algorithm intensity

Chapter 2. VoIP Call Phases

Transfer of voice streams. RTP protocol

H.323 signaling protocol

SIP signaling protocol

MGCP signaling protocol

VoIP Call Features

Configuring call routing on voice gateways and specific parameters for VoIP telephony.

Chapter 3. Configuring IP Phones in Cisco Unified Communications Manager Express

Introducing Cisco Unified Communications Manager Express

Understanding the IP phone. Network infrastructure requirements

IP Phones Configuration Procedure

Chapter 4. Configuring Call Routing Plan

Numbering plans and call routing

Understanding routing plans

Convert caller and called number digits

Configuring Routing Path Selection

Configuring subscriber privileges

Chapter 5. Configuring Cisco Unified Border Element (CUBE) Gatekeepers and Gateways

Understanding Gatekeeper Functions

Configuring gatekeepers

Functionality and configuration of CUBE gateways

Chapter 6. Quality of Service (QoS)

QoS technology introduction

Understanding QoS Mechanisms and Models

Classification, labeling and mechanisms for efficient use of bandwidth.

Congestion management (queuing). Bandwidth management

Understanding the Cisco AutoQoS Mechanism

Laboratory works voice engineer job.

Configuring Voice Ports

DSP configuration

Configuring VoIP Call Routing

Configuring IP Phones in Cisco Unified Communications Manager Express

Setting the conversion of numbers.

Configuring routing path selection

Programming subscriber privileges

Configuring the gatekeeper

Configuring the CUBE Gateway

Configuring QoS Using Manual Configuration and Cisco AutoQoS Engine