Case Study: Configuring an H.323 Gateway

Review Questions

1

List at least four benefits of using H.323 as a gateway protocol.

2

When you are configuring an H.323 gateway on a CallManager, what information do you enter for Device Name?

3

Name four types of DTMF Relay that H.323 uses.

4

What commands must you enter for a Cisco gateway to use H.323 Fast Start?

5

Briefly describe toll bypass.

6

If you configure conflicting commands globally under the voice service voip configuration mode, and under the dial peer using voice class, which commands will the router use?

7

How do you prevent active calls from being terminated when the CallManager becomes unreachable?

Part I: Voice Gateways and Gatekeepers

Gateways and Gatekeepers

Part II: Gateways

Media Gateway Control Protocol

H.323

Session Initiation Protocol

Circuit Options

Connecting to the PSTN

Connecting to PBXs

Connecting to an IP WAN

Dial Plans

Digit Manipulation

Influencing Path Selection

Configuring Class of Restrictions

SRST and MGCP Gateway Fallback

DSP Resources

Using Tcl Scripts and VoiceXML

Part III: Gatekeepers

Deploying Gatekeepers

Gatekeeper Configuration

Part IV: IP-to-IP Gateways

Cisco Multiservice IP-to-IP Gateway

Appendix A. Answers to Chapter-Ending Review Questions

Index



Cisco Voice Gateways and Gatekeepers
Cisco Voice Gateways and Gatekeepers
ISBN: 158705258X
EAN: 2147483647
Year: 2004
Pages: 218

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