IP Telephony Gateways and Protocols

IP Telephony Gateways and Protocols
Gateway H.323 MGCP Skinny
Catalyst 4000 Access Yes (PSTN) Future Yes (Conferencing and
Gateway Module MTP transcoding services)
Catalyst 6000 Voice No Future Yes
T1/E1 Module
Cisco 1750 Yes Yes No
Cisco 2600 Yes Yes No
Cisco 3600 Yes Yes No
Cisco 3810 Yes Future No
Cisco 7200 Yes No No
Cisco 7500 Future No No
Cisco AS5300 Yes No No
Cisco DT-24+ and DE-30+ No No Yes
Cisco VG-200 Yes Yes No
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AVVID Gateway Selection • Chapter 3 73
In the following sections, we will discuss the different hardware platforms in
regards to what interfaces and protocols are supported as well as what application
or environment is suitable.