Cisco Cisco Catalyst 6000 Multilayer Switch Feature Card MSFC2 Guide De Montage
Connecting Cisco High-Density Extension Modules to the Network
Cisco High-Density Analog and Digital Extension Module for Voice and Fax
3
Connecting Cisco High-Density Extension Modules to the Network
The 4-port digital voice/fax expansion module (EM-4BRI-NT/TE) operates as an S/T interface and is
capable of NT or TE functionality. In NT mode, the expansion module can supply in-line power for the
far end of the connection.
capable of NT or TE functionality. In NT mode, the expansion module can supply in-line power for the
far end of the connection.
The 7-port analog voice/fax expansion module (EM-HDA-3FXS/4FXO) provides three additional FXS
ports and four FXO ports for off-premises analog voice applications.
ports and four FXO ports for off-premises analog voice applications.
The 6-port analog voice/fax expansion module (EM-HDA-6FXO) provides six FXO ports for
off-premises analog voice applications. The sixth port (port 5) provides a trunk bypass (TBP) or power
failover capability.
off-premises analog voice applications. The sixth port (port 5) provides a trunk bypass (TBP) or power
failover capability.
Table 1
Example Hardware Configurations Supported on Cisco High-Density Extension Modules
(EVM-HD-8FXS/DID)
(EVM-HD-8FXS/DID)
Base Board
(FXS or DID)
(FXS or DID)
EM0
EM1
Total Ports
Total
Voice
Sessions
Voice
Sessions
FXS or
DID
DID
FXS
FXO
BRI
Ports
B-
channel
channel
EVM-HD-
8FXS/DID
8FXS/DID
—
—
8
0
—
—
—
8
EM-HDA-8FXS
—
8
8
—
—
—
16
EM-HDA-8FXS
EM-HDA-8FXS
8
16
—
—
—
24
EM-HDA-8FXS
EM-HDA-3FXS/4FXO 8
11
4
—
—
23
EM-HDA-8FXS
EM-HDA-6FXO
8
8
6
—
—
22
EM-HDA-8FXS
EM-4BRI-NT/TE
8
8
—
4
8
24
EM3-HDA-8FXS/DID EM3-HDA-8FXS/DID
16
8
—
—
—
24
EM3-HDA-8FXS/DID EM-HDA-8FXS
16
8
—
—
—
24
EM3-HDA-8FXS/DID EM-HDA-3FXS/4FXO 16
3
4
—
—
23
EM3-HDA-8FXS/DID EM-HDA-6FXO
16
0
6
—
—
22
EM3-HDA-8FXS/DID EM-4BRI-NT/TE
16
0
—
4
8
24
EM-HDA-3FXS/4FX
O
O
—
8
3
4
—
—
15
EM-HDA-3FXS/4FX
O
O
EM-HDA-3FXS/4FXO 8
6
8
—
—
22
EM-HDA-3FXS/4FX
O
O
EM-HDA-6FXO
8
3
10
—
—
21
EM-HDA-3FXS/4FX
O
O
EM-4BRI-NT/TE
8
3
4
4
8
23
EM-HDA-6FXO
—
8
—
6
—
—
14
EM-HDA-6FXO
EM-HDA-6FXO
8
—
12
—
—
20
EM-HDA-6FXO
EM-4BRI-NT/TE
8
—
6
4
8
22
EM-4BRI-NT/TE
—
8
—
—
4
8
16
EM-4BRI-NT/TE
EM-4BRI-NT/TE
8
—
—
8
16
24