Preupgrade tasks
Issue 2.1 June 2006 127
Checking link status with SAT (main server only)
To use the SAT to check the status of various links:
1. Type display communication-interface links and press Enter.
2. Note all administered links.
3. Type status link number and press Enter for each administered link.
4. Check the following fields for the values listed:
● Link Status = connected
● Service State = in service
5. Type list signaling group and press Enter.
6. Note the signaling groups that are listed by number.
7. For each of the signaling groups listed, type status signaling group number and
press Enter.
8. Make a note of any links that are not operating. Also, note any links that might be not
operating because the customer does not use the links.
Recording all busyouts
To record busyouts:
1. Type display errors. Press Enter.
2. Look for type 18 errors and record any trunks that are busied out. You can return these
trunks to the busyout state after the migration/upgrade.
Checking synchronization with the SAT (main server only)
To check the clock synchronization with the SAT:
1. Type status sync and press Enter to verify that the clock synchronization is correct.
2. Make a note of any outages.
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