12-2
Cisco 7600 Series Router Module Guide
OL-9392-05
Chapter 12 Voice-Related Modules
Communications Media Module (WS-SVC-CMM)
Figure 12-1 Communications Media Module (WS-SVC-CMM)
Table 12-1 lists the supported features for the Communications Media Module interface modules.
For additional information, refer to the Catalyst 6500 Series and Cisco 7600 Series Communication
Media Module Installation and Verification Note.
The front panel LEDs are described in Table 12-2.
S TATU S
WS-SVC-CMM
0
WS-SVC-CMM-6E1 WS-SVC-CMM-6E1
12 3 4 5
Communication Media Module
REAR MDL
STATUS
68447
6-Port E1 Interface Port Adapter. 6-Port E1 Interface Port Adapter.
REAR MODULE STATUS LEDSTATUS LED
Interface Module slots
012345
Ta b l e 12-1 CMM Interface Module Supported Features
WS-SVC-CMM-6T1 Module WS-SVC-CMM-6E1 Module
Line code—B8ZS
1
, AMI
2
1. B8ZS = binary 8-zero substitution
2. AMI = alternate mark inversion
Line code—HDB3
3
, AMI
3. HDB3 = high-density bipolar with three zeros
Frame format—SF
4
, ESF
5
with CRC
6
/no CRC
4. SF = super framing
5. ESF = extended super framing
6. CRC = cyclic redundancy check
Frame format—with CRC4/no CRC4
MGCP:
T1-PRI
T1-CAS E&M
7
Wink Start
T1-CAS E&M Delay Dial
Fax Pass-through
Cisco Fax Relay
Modem Pass-through
Music on Hold
DTMF
8,
9
Relay
G711 codec (sampling size: 10, 20, and 30 ms)
G729 codec (sampling size: 10, 20, 30, 40, 50, and
60
ms)
7. E&M = ear and mouth
8. DTMF = Dual Tone Multi-Frequency
9. DTMF is supported; DTMF/MF is not supported
MGCP:
E1-PRI
Fax Pass-through
Cisco Fax Relay
DTMF Relay
Modem Pass-through
Music on Hold
G711 codec (sampling size: 10, 20, and 30 ms)
G729 codec (sampling size: 10, 20, 30, 40, 50, and
60
ms)
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