ADTRAN TDU 120e user manual Remote Port, DS-1 0.2 Menu Items DS-1 Errors, Slip

Models: TDU 120e

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Chapter 4. Status Menu

DS-1 (0.2) Menu Items (DS-1 Errors)

CRC

An asterisk displays under the CRC if there are CRC errors in extended superframe format (ESF) mode. If the DS-1 is configured for D4 Frame format, the terminal dis- plays N/A.

BPV

An asterisk displays under the BPV if the DS-1 detects bipolar violations.

SLIP

An asterisk displays under the SLIP if the DS-1 detects frame slips. This is caused by multiple clock sources in the application.

FER

An asterisk displays under the FER if the DS-1 detects frame bit synchronization errors.

Remote Port

REMOTE PORT displays the status of activity on the Con- trol In remote port. This is useful for troubleshooting communication sessions, and for verifying cabling.

RX

Characters received at remote port

ID

Unit ID received at remote port

CRC

Correct CRC received

PC

Correct passcode received

TX

Characters transmitted from the remote port

61202156L2-1

TDU 120e User Manual

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Page 61
Image 61
ADTRAN TDU 120e user manual Remote Port, DS-1 0.2 Menu Items DS-1 Errors, Slip