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Mim-16fxs, Introduction, Interface attributes – H3C Technologies H3C MSR 50 User Manual

Page 171: Interface leds

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z

For an FXS interface, connect to a phone-set, fax or the AT0 loop trunk interface of a telephone
exchange.

z

For an FXO interface, connect to a regular subscriber line of a telephone exchange.

MIM-16FXS

Introduction

The 16-port loop trunk interface module (MIM-16FXS) serves to access and handle 16 channels of
analog voice signals over data communication networks. The module provides 16 FXS interfaces:

z

FXS interfaces are analog subscriber line interfaces that provide ordinary analog telephone and fax
access and also can connect AT0 loop trunks of exchanges.

Interface attributes

The following table describes the interface attributes of the MIM-16FXS module:

Table 3-57 Interface attributes of MIM-16FXS

Attribute

Description

Connector type

RJ-11

Number of connectors

16 (FXS interfaces)

Interface standard

Subscriber circuit interface (FXS) compliant with ITU Q.512.
Over-current and over-voltage protection compliant with ITU K.20.

Cable type

Telephone cable with ferrite core

Dial-up mode

DTMF, compliant with GB3378 (Pulse dial-up is not available.)

Bandwidth

300 to 3400 Hz

Interface LEDs

The following figure illustrates the MIM-16FXS panel.

Figure 3-80 MIM-16FXS panel

The following table describes the LEDs on the MIM-16FXS panel.

Table 3-58 Description of the LEDs on the MIM-16FXS panel

LED

Description

LINK/ACT

z

OFF means no link is present.

z

Steady green means a link is present and a call connection is being established.

z

Blinking yellow means a link is present and there is a call activity.

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