VC-3 Network connection server signal fail
...................................................................................................................................................................................................................................
Alarm identifier
VC3cSSF
Information
This alarm signals that the lower order network connection is unavailable due
to faults in the serving higher order path and/or section layers.
These faults are indicated by the reception of the alarm indication signal at the
lower order path layer.
Alarm category
Transmission
ASAP
sdhLOPath
Alarm severity
(default setting)
Information
Reporting state
(default setting)
Reported
Local indications
–
Cause
One or more faults in the serving higher order path and/or section layers
(VC-4, or STM-1 Multiplex Section for example) in this or upstream network
elements, the effect of which could not be circumvented via protection.
Actions
When there is an unprotected lower order VC, select an alternative VC-4 as the
server layer for the lower order VC.
When there is a protected lower order VC, check for external switch commands
locking the protection switch to a failed link connection.
Alarm messages
...................................................................................................................................................................................................................................
365-312-803R7.2
Issue 4, May 2007
Alcatel-Lucent - Proprietary
See notice on first page
1-265
Содержание 1643 AM
Страница 346: ......