Chapter 3 Multifunctional Interface Modules (Router 5000); Router 2-Port Fxs/Fxo/E&M Mim Modules & Router 4-Port 4Fxs/4Fxo/4E&M Mim Modules; Introduction; Appearance - 3Com 3C13886 - Router OC-3 ATM SML Flexible Interface Card Installation Manual

3Com Router Module Guide
Chapter 3 Multifunctional Interface Modules
3.1 Router 2-Port FXS/FXO/E&M MIM Modules & Router
4-Port 4FXS/4FXO/4E&M MIM Modules

3.1.1 Introduction

2/4-port voice subscriber circuit interface module (Router 2 or 4-Port FXS MIM) serves
to access and handle 2/4 channels of ordinary analog phone, fax, or AT0 loop trunk of
telephone exchange.
2/4-port voice AT0 analog trunk interface module (Router 2 or 4-Port FXO MIM) serves
to access and handle 2/4 channels of common user lines of telephone exchange.
2/4-port voice E&M analog trunk interface module (Router 2 or 4-Port E&M MIM)
serves to access and handle 2/4 channels of E&M analog trunks.
These modules make it possible to transfer voice signals over data communication
networks.
Caution:
When connecting a voice MIM, make sure that 3Com 5000 Family Routers can be connected to an IP
network or other LAN.

3.1.2 Appearance

I. Router 2-Port FXS/FXO/E&M MIM module
The appearance of Router 2-Port FXS/FXO/E&M MIM Module
following figure:
Chapter 3 Multifunctional Interface Modules
(Router 5000)
3-1
is shown in the