Module 1: Introduction to Voice Gateway
Lesson 1: Understanding Cisco Unified Communications Networks and the Role of Gateways
Cisco Unified Communications
Cisco Unified Communications Gateways
Gateways in Cisco Unified Communications Deployment Models
Gateway Hardware Platforms
Gateway Operational Modes
Lesson 2: Examining Gateway Call Routing and Call Legs
Gateway Call-Routing Components
End-to-End Call Routing
Configuring POTS Dial Peers
Dial Peer Matching
Matching Inbound Dial Peers
Matching Outbound Dial Peers
Default Dial Peer
Direct Inward Dialing
Lesson 3: Configuring Gateway Voice Ports
Gateway Voice Ports
Analog Voice Ports
Configuring Analog Voice Ports
Digital Voice Ports
Understanding ISDN
Configuring Digital Voice Ports
Configuring ISDN
Fine-Tuning Analog and Digital Voice Ports
Echo Cancellation
Verifying Analog and Digital Voice Ports
Lesson 4: Understanding DSP Functionality, Codecs, and Codec Complexity
Voice Codecs
Evaluating Quality of Codecs
Evaluating Overhead
Digital Signal Processors
Codec Complexity
Configuring DSPs
Verifying DSPs
Module 2: VoIP Call Legs
Lesson 1: Examining VoIP Call Legs and VoIP Media Transmission
VoIP Overview
Converting Voice to VoIP
VoIP Packetization
VoIP Media Transmission
Voice Activity Detection
Lesson 2: Explaining H.323 Signaling Protocol
H.323 Architecture
H.323 Call Flows
Codecs in H.323
Configuring H.323 Gateways
Customizing H.323 Gateways
Verifying H.323 Gateways
Lesson 3: Explaining SIP Signaling Protocol
SIP Architecture
SIP Call Flows
SIP Addressing
Codecs in SIP
Configuring Basic SIP
Configuring SIP ISDN Support
Configuring SIP SRTP Support
Customizing SIP Gateways
Verifying SIP Gateways
Lesson 4: Explaining MGCP Signaling Protocol
MGCP Architecture
MGCP Call Flows
MGCP Special Considerations
Configuring MGCP Gateways
Customizing MGCP Gateways
Verifying MGCP Gateways
Lesson 5: Describing Requirements for VoIP Call Legs
Audio Clarity
QoS Requirements
Transporting Modulated Data over IP Networks
Understanding Fax and Modem Pass-Through, Relay, and Store and Forward
Gateway Signaling Protocols, and Fax and Modem Pass-Through and Relay
DTMF Support
Lesson 6: Configuring VoIP Call Legs
Configuration Components of VoIP Dial Peer
Configuring DTMF Relay
Configuring Fax and Modem Support
Configuring Codecs
Limiting Concurrent Calls
Module 3: Cisco Unified Communications Manager Express Endpoints Implementation
Lesson 1: Introducing Cisco Unified Communications Manager Express
Introducing Cisco Unified Communications Manager Express
Cisco Unified Communications Manager Express Key Features and Benefits
Cisco Unified Communications Manager Express Supported Platforms
Cisco Unified Communications Manager Express Operation
Lesson 2: Examining Cisco Unified Communications Manager Express Endpoint Requirements
Overview of Cisco Unified Communications Manager Express Endpoints
Identifying Cisco Unified Communications Manager Express Endpoint Requirements
Power over Ethernet
VLAN Infrastructure
IP Addressing and DHCP
Network Time Protocol
Endpoint Firmware and Configuration
Setting Up Cisco Unified Communications Manager Express in SCCP Environment
Setting Up Cisco Unified Communications Manager Express in a SIP Environment
Lesson 3: Configuring Cisco Unified Communications Manager Express Endpoints
Directory Numbers and Phones in Cisco Unified Communications Manager Express
Creating Directory Numbers for SCCP Phones
Configuring SCCP Phone-Type Templates
Creating SCCP Phones
Creating Directory Numbers for SIP Phones
Creating SIP Phones
Configuring Cisco IP Communicator Support
Managing Cisco Unified Communications Manager Express Endpoints
Verifying Cisco Unified Communications Manager Express Endpoints
Module 4: Dial Plan Implementation
Lesson 1: Introducing Call Routing
Introducing Numbering Plans
Scalable Numbering Plans
Overlapping Numbering Plans
Private and Public Numbering Plan Integration
Number Plan Implementation Overview
Call Routing Overview
Lesson 2: Understanding Dial Plans
Defining Dial Plans
Endpoint Addressing
Call Routing and Path Selection
PSTN Dial Plan Requirements
ISDN Dial Plan Requirements
Digit Manipulation
Calling Privileges
Call Coverage
Lesson 3: Describing Digit Manipulation
Digit Collection and Consumption
Components of Digit Manipulation
Digit Stripping
Digit Forwarding
Digit Prefixing
Number Expansion
Caller ID Digits Manipulation
Digit Manipulation Using Voice Translation Rules and Profiles
Digit Manipulation Using dialplan-pattern Command
Verifying Digit Manipulation
Lesson 4: Configuring Path Selection
Call Routing and Path Selection
Dial-Peer Matching
Path Selection Strategies
Site-Code Dialing and Toll Bypass
Configuring Site-Code Dialing and Toll Bypass
Tail-End Hop-Off
Configuring TEHO
Lesson 5: Configuring Calling Privileges
Calling Privileges Characteristics
Implementing Calling Privileges on Gateways
Implementing Calling Privileges on SRST and Cisco Unified Communications Manager Express
Configuring COR
Verifying COR
Module 5: Gatekeeper and Cisco Unified Border Element Implementation
Lesson 1: Understanding Gatekeepers
Gatekeeper Overview
Gatekeeper Signaling
Gatekeeper Call Routing
Gatekeeper-Based Call Admission Control
Configuring Gatekeeper
Configuring Gatekeeper Zones
Configuring Zone Prefixes
Configuring Technology Prefixes
Adapting H.323 Gateways to Gatekeepers
Configuring Gatekeeper CAC
Verifying Basic Gatekeeper Functionality
Lesson 2: Examining Cisco Unified Border Element
Cisco Unified Border Element Overview
Protocol Interworking on Cisco Unified Border Element
Media Flows on Cisco Unified Border Element
Configuring Media Flow and Transparent Codec
RSVP-Based CAC on Cisco Unified Border Element
Cisco Unified Border Element Call Flows
Configuring H.323-to-H.323 Interworking
Configuring H.323-to-SIP Interworking
Verifying Cisco Unified Border Element
Module 6: Quality of Service
Lesson 1: Introducing QoS
QoS Issues
QoS and Voice Traffic
QoS for Unified Communications Networks
QoS Requirements
Methods for Implementing QoS Policy
QoS Models
Lesson 2: Understanding QoS Mechanisms and Models
DiffServ Model
DSCP Encoding
DiffServ PHBs
DiffServ Class Selector
DiffServ QoS Mechanisms
Cisco QoS Baseline Model
Lesson 3: Explaining Classification, Marking, and Link Efficiency Mechanisms
Modular QoS CLI
Configuring Classification
Configuring Class-Based Marking
Trust Boundaries
Mapping CoS to Network Layer QoS
Link Efficiency Mechanisms Overview
Link Speeds and QoS Implications
Serialization Issues
Link Fragmentation and Interleaving
Configuring MLP with Interleaving
Configuring FRF.12 Frame Relay Fragmentation
Class-Based RTP Header Compression
Lesson 4: Managing Congestion and Rate Limiting
Congestion and Its Solutions
Policing and Shaping
Measuring Traffic Rates
Class-Based Policing
Configuring Class-Based Policing
Class-Based Shaping
Configuring Class-Based Shaping
Low-Latency Queuing
Configuring LLQ
Calculating Bandwidth for LLQ
Lesson 5: Understanding Cisco AutoQoS
Cisco AutoQoS VoIP
Configuring Cisco AutoQoS VoIP
Monitoring Cisco AutoQoS VoIP
Automation with Cisco AutoQoS
Cisco AutoQoS for the Enterprise
Configuring Cisco AutoQoS for the Enterprise
Monitoring Cisco AutoQoS for the Enterprise