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Module 1: Introduction to Voice Gateways
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 Digital Signal Processors
- Verifying Digital Signal Processors
Module 2: VoIP Call Legs
Lesson 1: Examining VoIP Call Leg Characteristics and VoIP Media Transmission
- VoIP Overview
- Converting Voice for 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/Modem Pass-Through, Relay, and Store and Forward
- Gateway Signaling Protocols and Fax/Modem Pass-Through and Relay
- DTMF Support
Lesson 6: Configuring VoIP Call Legs
- Configuration Components of VoIP Dial Peer
- Configuring DTMF Relay
- Configuring FAX/Modem Support
- Configuring Codecs
- Limiting Concurrent Calls
Module 3: CUCM Express Endpoints Implementation
Lesson 1: Introducing CUCM Express
- Introducing CUCM Express
- CUCM Express Key Features and Benefits
- CUCM Express Supported Platforms
- CUCM Express Operation
Lesson 2: Examining CUCM Express Endpoint Requirements
- Overview of CUCM Express Endpoints
- Identifying CUCM Express Endpoint Requirements
- Power over Ethernet
- VLAN Infrastructure
- IP Addressing and DHCP
- Network Time Protocol
- Endpoint Firmware and Configuration
- Setting Up CUCM Express in SCCP Environment
- Setting Up CUCM Express in SIP Environment
Lesson 3: Configuring CUCM Express Endpoints
- Directory Numbers and Phones in CUCM 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 CUCM Express Endpoints
- Verifying CUCM 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 CUCM 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
- Verifying Cisco Unified Border Element
- 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
- Configuring Media Flow and Transparent Codec
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 Per-Hop Behaviors
- 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
- Configuring Class-Based 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
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