Application Views Adtran DSU IV Application (AdDSUIVApp)
Device Management Page 95 Adtran DSU/CSU
Transition Timer (secs)
The Dial Backup Transition Timer specifies the
amount of time the dial backup connection will
remain active after restoral of the primary DDS
circuit. After this time expires the dial backup call
will be dropped. The Transition Timer value is in
seconds. The default value is 60 seconds.
Maximum Timer (secs)
The Dial Backup Maximum Timer specifies the
maximum time the dial backup connection will
remain active. After the specified time expires, the
unit will disconnect the dial backup connection.
The time value is in hours with a maximum of
255. The default value is 0 which disables the
timer.
Call Back Option
This option enables or disables the DBU Call
Back feature. When this feature is enabled, the
Answer unit will place a call to the Originate unit
requesting the Originate unit to perform a Call
Back for dial backup.
Caller ID Option
This option enables or disables dial backup Caller
ID. When this feature is enabled, a DSUIV with an
installed ISDN dial backup module can verify the
source of an incoming call to provide additional
security prior to going to dial backup.
Number to Dial Option
This option offers a selection of stored numbers
for the unit to automatically dial. If the primary
DSUIV line fails, and the DSUIV is set to
originate, the DSUIV dials the numbers in
chronological order to setup the dial backup line.
huntFromNumber1 performs a circular hunt
operation through the list of phone numbers in
the phone number table. dialNumber2 will only
select phone number 2 in the table for dialing.
Start Lockout
This option selects the hour to begin disabling
dial backup operation when daily or weekend
lockout mode is inactive.
End Lockout
This option selects the hour to end dial backup
lockout when daily or weekend lockout mode is
active.
Weekend Lockout
This option enables or disables Weekend Lockout
for Dial Backup operation. If enabled, no backup
will occur from midnight Friday to midnight
Saturday.
Daily Lockout
This enables or disables Daily Lockout for Dial
Backup operation. If enabled, no backup will
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