Alcatel-Lucent 1830 PSS-16 Maintenance And Trouble-Clearing User Manual page 474

Trouble-clearing procedures
OCHUNKNOWN
....................................................................................................................................................................................................................................
An OCHUNKNOWN is raised when a channel is detected but no keys have been
provisioned.
Severity
Service affecting?
Applicability
Corrective Action
At the end of each step wait to see if the fault clears. If not, continue with the next step.
...................................................................................................................................................................................................
Check to ensure that service provisioning is complete for the channel in question.
1
...................................................................................................................................................................................................
2 Check that the fiber feeding the detect point is correctly configured in the NE's topology
table and that the physical connection is correct.
...................................................................................................................................................................................................
If the fiber is external to the NE, ensure that it is the correct one.
3
...................................................................................................................................................................................................
4
If...
other Wavelength Tracker alarms exist on the
same channel on this or any upstream NE,
the unexpected channel has been launched and
the Channel absent alarm is present,
any amplifier alarms exist on the NE or any
upstream NE,
...................................................................................................................................................................................................
A connected fiber may have resulted in the local channel unexpected and the other
5
channel missing alarms. Examine the network for any channel absent alarms.
CLI
Resolve the channel absent alarms first.
....................................................................................................................................................................................................................................
2-224
Minor
No
A2325A, AHPHG, AHPLG, ALPHG, ALPFGT, AM2017B,
AM2325B, OPS, OSCT, CWR8 , MESH4, WR
show ring alarms [east | west] | <NE Name | NE IP
Address>
OCHUNKNOWN (Channel Unexpected)
Then...
clear the alarms.
clear the alarm.
clear the alarms.
1830 PSS-36/PSS–32/PSS-16/PSS-4
8DG60888CAAA Release 3.6.0 and 3.6.1
Issue 1 June 2011