Lantronix
SM12XPA Web User Guide
33848 Rev. A
Page
275
of
473
Status
This page displays the current status of the Automatic Protection Switching instances.
Figure 14-1: APS Status
Parameter descriptions
:
APS #
: The ID of the APS. Click on link to get to APS instance page, you can reset counters and issue commands.
State, Operational
: The operational state of the APS instance. There are many ways to not have the instance
active. Each of them has its own value. Only when the state is Active, will the APS instance be active and up and
running. If the Operational state is not "Active", the remaining fields are invalid. The possible values of this field
are shown below:
Administratively disabled
: Instance is inactive because it is administratively disabled.
Active
: The instance is active and up and running.
Internal Error
: Instance is inactive because an internal error has occurred.
Working MEP not Found
: Instance is inactive, because the Working MEP is not found.
Protecting MEP not Found
: Instance is inactive, because the Protecting MEP is not found.
Working MEP is not administrative active
: Instance is inactive, because the Working MEP is not admin
enabled.
Protecting MEP is not administrative active
: Instance is inactive, because the Protecting MEP is not
admin enabled.
Working MEP is not a Down MEP
: Instance is inactive, because the Working MEP is not a Down-MEP.
Protecting MEP is not a Down MEP
: Instance is inactive, because the Protecting MEP is not a Down-
MEP.
Working and Protecting MEP use the same interface
: Instance is inactive, because both Working and
Protecting MEPs use the same I/F.
Another instance uses the same Working port
: Instance is inactive, because another instance uses the
same Working port.
State, Warning
: If the operational state is Active, the APS instance is indeed active, but it may be that it doesn't
run as the administrator thinks, because of configuration errors, which are reflected in the warnings below.
The Warning information is indicated by down: no warning, down: warning. Use the tooltip to get the detailed
warning information.
State, Protection
: The possible protection group states. The letters refer to the state noted in G.8031 Annex:
No request Working:
A
.
No request Protecting:
B
.
Lockout:
C
.
Forced Switch:
D
.
Signal fail Working:
E
.
