Chapter 2 Cisco Double-Wide High Density Analog Service Modules

Double-Wide High Density Analog Service Module Overview

Double-Wide High Density Analog Service Module Overview

The Double-Wide High Density Service Module (DWSM) is supported on the following platforms:

Cisco 3945

Cisco 3945e

Cisco 3925

Cisco 3925e

Cisco 2951

The modules can be plugged in the following DWSM slots of the following platforms:

On Cisco 3945 and Cisco 3945e - only on slot 4.

On Cisco 3925, Cisc0 3925e and Cisco 2951 - only on slot 2.

Table 2-1shows the comparison between Cisco SM-D-72FXS and SM-D-48FXS-E.

Table 2-1

Feature comparison of SM-D-72FXS and SM-D-48FXS-E

 

 

 

 

 

 

 

 

 

 

SM-D-72FXS

SM-D-48FXS-E

 

 

 

 

 

 

 

Number of FXS Ports

72 (Port 0 to Port 71)

48 (Port 0 to Port 47)

 

 

 

 

 

 

 

 

Number of Ports Configurable as

4

 

48

 

 

FXS-E

(Port 0 to Port 3)

(all ports)

 

 

 

 

 

 

 

 

 

 

 

 

Max RENs/Port

5

REN/FXS Port

5

REN/FXS Port

 

 

 

2

REN/FXS-E Port

2

REN/FXS-E Port

 

 

 

 

 

 

 

Total REN Per DWSM Module

40

30

 

 

 

 

 

 

 

 

 

RJ-21 Connectors

3

 

2

 

 

 

 

 

 

 

 

 

 

FXO Bypass Ports1

2

 

2

 

 

 

 

(FXO Bypass Port 0: PSTN to

(FXO Bypass Port 0: PSTN to

 

 

 

Port 46)

Port 46)

 

 

 

FXO Bypass Port 1: PSTN to

FXO Bypass Port 1: PSTN to

 

 

 

Port 47)

Port 47)

 

 

 

 

 

 

 

1. Each FXO Bypass Port are made up of two RJ-11 connectors for PSTN In and Out.

Cisco VG350 Voice Gateway Hardware Installation Guide

2-2

OL-25970-01

 

 

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Cisco Systems SMD48FXSE, VG350 specifications SM-D-72FXS SM-D-48FXS-E, Fxs-E