Viewing information for t1/e1 ports on one module – Alcatel Carrier Internetworking Solutions Omni Switch/Router User Manual

Page 1000

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Viewing T1/E1 Configuration and Alarm Information

Page 33-12

LossOfSignal

The port has experienced a Loss of Signal (

LOS

), or Loss of Carrier. An

LOS

event occurs after 175 contiguous pulse positions with no pulses (10
absent pulses on

E1

ports). An

LOS

failure is cleared after the switch

observes a single pulse.

RcvLOMF

This port is receiving loss of multiframe (

LOMF

) alarms from the far-end

port. When a far-end

E1

port detects an out-of-multiframe condition, it

transmits a frame with the alarm indication bit set (in time slot 16) back to
the local

E1

port. This error is similar to a yellow alarm on

T1

ports.

LocalUA

This port is not available possibly because a cable is not attached.

Loopback

The port is currently in loopback mode. Loopback mode can be config-
ured through the

temod

command or dynamically activated through Facil-

ity Data Link (

ANSI T1.403

and

AT&T 54106

) or through loopback control

codes on a T1 port.

Viewing Information for T1/E1 Ports on One Module

To view port parameters, enter the following command

tes <slot>

where

<slot>

is the slot number where the on which you want to view information resides.

For example, to view configuration parameters for the board in slot 5, enter

tes 5

A screen similar to following displays:

T1/E1 Port Status for slot 5

Port

Type

Active Alarms

===== ======

=======================================================

2

T1

NoAlarm, Loopback

3

T1

NoAlarm, Loopback

Explanations of the columns in this table are described in the section, Viewing Information
for all T1/E1 Ports in the Switch
on page 33-11.

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