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Cisco IP Telephony Network Design Guide
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Chapter 4 Gateway Selection
Site-Specific Gateway Requirements
Table 4-4 lists the gateways of each type along with the data interfaces, PSTN
interfaces, and voice compression supported.
Table 4-4 Gateways with Supported Interfaces and Compression Types
Gateway Type Gateway Data Interfaces
Analog PSTN
Interfaces
Digital PSTN
Interfaces in
DS0s
Voice
Compression
Skinny Gateway
Protocol
Cisco Access
DT-24+
10BaseT 0 24 G.711, G.723.1
Cisco Access
DE-30+
10BaseT 0 30 G.711, G.723.1
Catalyst 6000
WS-X6624-FXS
10/100/1000
Ethernet
24 0 G.711, G.729a
Catalyst 6000
WS-X6608-T1
10/100/1000
Ethernet,
POS/FlexWAN
0 192 G.711, G.729a
Catalyst 6000
WS-X6608-E1
10/100/1000
Ethernet,
POS/FlexWAN
0 240 G.711, G.729a
MGCP
VG200 100BaseT 4 0 G.711, G.729a,
G.723.1
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