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Table 20 Description on the fields of the display ft1 serial command

Field

Description

 

 

Cable type

Cable type of the interface, 100 ohm balanced in

 

this sample output

Frame-format

Frame format configured on the interface: ESF or

 

SF

fdl

FDL format: ANSI, ATT, or none

Line code

AMI or B8ZS

Source Clock

Source clock used by the interface: master for the

 

internal clock or slave for the line clock

Data-coding

Normal or inverted

Idle code

7e or ff

Itf type

Type of interframe filling tag: 7e or ff

Itf number

Number of interframe filling tags

Loop back

Loopback setting on the interface: local, payload,

 

remote, or not set

Alarm State

Alarm state

Receiver alarm state

Type of received alarm: none, LOS, LOF, RAI, or AIS

Transmitter is sending remote alarm.

Type of transmitted alarm: RAI, or none

Pulse density violation detected

The detected pulse density is incompliant with the

 

specification

SendLoopCode History:

inband-llb-up:0 times, inband-llb-down:0 times.

fdl-ansi-llb-up:0 times, fdl-ansi-llb-down:0 times.

fdl-ansi-plb-up:0 times, fdl-ansi-plb-down:0 times

BERT state:(stopped, not completed)

History of loopback code sending to the far-end, including the number of transmissions for each type of code, and the type of the last sent code. (See “ft1 sendloopcode” on page 251.)

BERT state: completed, stopped (administratively stopped), or running.

Test pattern: 2^15, Status: Not Sync,

Test pattern in use, 2^15 in this sample output;

Sync Detected: 0

synchronization state, and the number of detected

 

synchronizations

Time: 0 minute(s), Time past: 0 minute(s)

The duration of the BERT test and the time that has

 

elapsed

Bit Errors (since test started)

Number of bit errors received since the start of the BERT test

Bits Received (since test started)

Number of bits received since the start of the BERT test

Bit Errors (since latest sync)

Number of bit errors received since the last synchronization

Bits Received (since latest sync)

Number of bits received since last synchronization

Historical Statistics:

Historical statistics

Last clearing of counters: Never

Counter clearing records

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Image 241
3Com MSR 50, MSR 30 manual 241, Bert statestopped, not completed