Chapter 5. Configuration Menu

NET/DATA FAIL

Backup occurs on the same conditions as NET FAIL plus loss of data transitions on the data the Nx56/64 receives from the network.

Pattern Verify

Selects whether or not the DBU will use its pattern generator and receiver to authenticate backup attempts. When the local and remote units are both Nx/DBUs, set to ENABLE; otherwise set to DISABLE.

Choices: ENABLE, DISABLE

Backup Delay

Selects the time allowed to elapse between the net- work going into alarm or no data transmissions and the backup beginning.

Choices: 1 SEC, 3 SEC, 10 SEC, 30 SEC, 1 MIN, 5 MIN,

10MIN

Restore Delay

Selects the time that elapses between the network going out of alarm or data being received and the backup call being taken down. If NEVER is selected, the user must deactivate the backup mode.

Choices: 1 SEC, 3 SEC, 10 SEC, 30 SEC, 1 MIN, 5 MIN,

10MIN, NEVER

Retry Delay

Selects the time between redialing the external DCE after failed dial attempts.

Choices: 10 SEC, 30 SEC, 1 MIN, 5 MIN, 10 MIN

Num Retries

Selects the number of times the DBU will attempt to redial if unable to connect.

Choices: NONE, UNLIMITED, 3 TIMES, 10 TIMES.

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TDU 120e User Manual

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ADTRAN TDU 120e user manual Pattern Verify, Backup Delay, Restore Delay, Retry Delay, Num Retries