3. Configuration
8335-A2-GB20-70 February 2003 3-25
Procedure
To enter ATM Physical Layer screen information:
1. Select the Port Name of the port to be configured (dsl1:1 through dsl16:1 on
the Model 8335, dsl1:1 through dsl12:1 on the Model 8365, or dsl1:1 through
dsl24:1 on the Model 8385).
2. Position the cursor in the field you wish to modify. Type the value you want and
press Enter.
For . . . Enter . . .
ATM Segment
Endpoint
Enable – Defines the port as a segment loopback. The
card will check the location ID in a loopback cell and
loop the cell if the location ID is valid. Otherwise, the cell
will be dropped. A valid location ID matches the
preconfigured ID or an all-ones ID.
Disable – The line card will loop a cell only if the location ID
matches the preconfigured location ID. All other loopback
cells are passed to the next segment (Default = Disable).
Payload Scrambler
(Models 8335 and
8365 only)
Enable – Payload scrambling (as defined in ITU I.432) is
enabled (Default = Enable).
Disable – Payload scrambling is disabled.