Ring 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:

Viewing Station-specific Information

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Cabletron Systems TRMMIM manual Open Status, Error Status