Pressing any key after entering a passcode causes the unit to return to
the previous active menu. In this case it returns to
1)CTL PORT RATE
Change/Set a Passcode
The passcode can be changed or set at any time or eliminated altogether
through the Utility menu item
quires the current passcode (if one is established) for operation.
The passcode can only be entered by using numbers. After entering the
desired passcode, press Enter.
Set a null passcode at the
without any numbers. This sets a null passcode and grants unlimited
Automatic Time-out Feature
For added security protection, the unit is equipped with an automatic
time-out for operation with the password. After ten minutes of inactiv-
ity, the unit reverts to limited access operation. To make changes in the
configuration, the passcode can be reentered. See Set Passcode on page
6-2 for further information concerning passcode use, and both limited
and editing access.
If the passcode number is lost, contact ADTRAN Customer Service for
No Passcode Desired
At the New Passcode prompt (in the Set Passcode menu), press Enter
without any numerical entry. The system nullifies the need to enter a
password for subsequent use and proceeds to the Unit ID prompt.
This menu is used to access the current Unit ID setting. Viewing is avail-
able in limited access mode. Editing or changing the Unit ID requires
the use of a password as in editing mode. Unit Identification numbers
must be between 2 and 999. If an out-of-range number is entered, the
unit assumes the upper limit number of 999.
to permit changing the data rate.
TSU 600 User Manual
Chapter 6. Utility Menu
. This procedure re-
menu by pressing Enter