Viewing Station-specific Information 3-11Ring Map
Open Status
This field displays the result of the last “open” command or the last attempt by
the management station to open onto the ring: whether the management station
did in fact open onto the ring, or if an error occurred. This field may display any
one of the following:
No Open An open command has not been issued.
Bad Param The open command could not be completed because the
parameters did not allow for the station to be opened
onto the ring.
Lobe Test Failed The lobe media check has failed for the management
station.
Signal Loss A signal loss condition has been detected at the
management station’s receiver input during the open
process.
Insertion Timeout The management station has failed to logically insert on
the ring before the insertion timer expires.
Purge Failed The management station has timed out when attempting
a ring purge after becoming the active monitor: that is,
the management station was unable to receive its own
ring purge MAC frames.
Beaconing The management station received a beacon MAC frame
after physically inserting into the ring.
Duplicate MAC Another station on the ring has the same MAC address
Address as the management station.
Parameter Requested The management station has determined that a Ring
Parameter Server (RPS) is present on the ring, but it does
not respond to a request initialization MAC frame.
Remove Received The management station received a remove adapter
MAC frame during the insertion process.
Open The open command was completed successfully.
Error Status
This field displays a number associated with the most recent error status that was
reported by the management station. It is possible for more than one error status
to be reported at one time; in this case, the number displayed would be the sum of
the codes of the last errors recorded. The following table lists the possible errors
and their corresponding error codes: