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Chapter 27
Alarms and Statistics
Table 27-2 APS Alarms (continued)
Class
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Info
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005
Name
APS Signal Failure
LoPri switch
Cannot perform a Signal
Failure LoPri switch
APS Signal Failure
HiPri switch
Cannot perform a Signal
Failure HiPri switch
APS Forced switch
Cannot perform a
Forced switch
APS Lockout switch
Cannot perform a
Lockout switch
WTR switch
Cannot perform a WTR
switch
Exercise switch
Cannot perform an
Exercise switch
Reverse switch
Cannot perform a
Reverse switch
No Revert switch
Cannot perform a No
Revert switch
Description
A BXM APS event indicating that the BXM APS performed a
switch due to a low-priority signal failure condition. An
automatically initiated switch due to a signal failure condition on
the incoming OC-N line including loss of signal, loss of frame,
AIS-L defects, and a line BER exceeding 10-3.
A BXM APS event indicating that the BXM APS was unable to
perform a switch due to a high-priority signal failure condition.
A BXM APS event indicating that the BXM APS performed a
switch due to a high-priority signal failure condition. An
automatically initiated switch due to a signal failure condition on
the incoming OC-N line including loss of signal, loss of frame,
AIS-L defects, and a line BER exceeding 10-3.
A BXM APS event indicating that the BXM APS was unable to
perform a switch due to a high-priority signal failure condition.
A BXM APS event indicating that the BXM APS has performed
a user-requested forced switch.
A BXM APS event indicating that the BXM APS was unable to
perform a user-requested forced switch.
A BXM APS event indicating that the BXM APS has performed
a user-requested switch, which prevents switching from working
line to protection line from taking place.
A BXM APS event indicating that the BXM APS was unable to
perform a user-requested lockout of protection switch.
A BXM APS event indicating that the BXM APS performed a
switch due to a Wait-to-Restore timeout. A state request switch
due to a revertive switch back to the working line because the
Wait-to-Restore timer has expired.
A BXM APS event indicating that the BXM APS was unable to
perform a switch due to a WTR condition.
Not supported.
Not supported.
A BXM APS event indicating that the BXM APS performed a
switch due to a reverse request. A state request switch due to the
other end of an APS bidirectional line performing an APS switch.
A BXM APS event indicating that the BXM APS was unable to
perform a switch due to a reverse switch request.
A BXM APS event indicating that the BXM APS performed a
switch due to a Do Not Revert. A state request due to the external
user request being cleared (such as a forced switch) while using
nonrevertive switching.
A BXM APS event indicating that the BXM APS was unable to
perform a switch due to a Do Not Revert switch request.
Cisco BPX 8600 Series Installation and Configuration
APS Alarms
27-5
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Troubleshooting
