Nortel SONET AccessNode Manual page 95

Procedure 3-4 (continued)
Performing DS3 switching tests
Step
16
Automatic switch
17
18
19
20
Action
Release the forced switch by entering:
↵
forced re <gx>
↵
yes
where
<gx> is the number of the working mapper (g1 to g4)
Traffic transfers immediately to mapper Gx and mapper Gx active LED is ON.
The user interface protection screen indicates a period (.) under the Lckt,
Manual, and Forced switch field. DS3 continuity is maintained.
Remove DS3/STS mapper Gx.
Traffic transfers to mapper P. The user interface screen indicates an asterisk
(*) under the AutoSw field for mapper Gx. Traffic is running error free.
Reinsert DS3/STS mapper Gx. After the 5-minute wait-to-restore period,
verify that traffic is restored to mapper Gx.
Drop the STS-1 connections by entering:
↵
endslat
DS3 traffic is no longer carried.
Repeat steps 5 to 19 for the remaining DS3/STS mappers.
—end—
AccessNode Site Testing Procedures 323-3001-221 Issue 2.0
Tributary and optical tests for VTBM rings 3-33