List at least four benefits of using H.323 as a gateway protocol.
When you are configuring an H.323 gateway on a CallManager, what information do you enter for Device Name?
Name four types of DTMF Relay that H.323 uses.
What commands must you enter for a Cisco gateway to use H.323 Fast Start?
Briefly describe toll bypass.
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?
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
Session Initiation Protocol
Connecting to the PSTN
Connecting to PBXs
Connecting to an IP WAN
Influencing Path Selection
Configuring Class of Restrictions
SRST and MGCP Gateway Fallback
Using Tcl Scripts and VoiceXML
Part III: Gatekeepers
Part IV: IP-to-IP Gateways
Cisco Multiservice IP-to-IP Gateway
Appendix A. Answers to Chapter-Ending Review Questions