MSTP/4/PRORTCHANGED:OID [oid] The root bridge of MSTP process has changed. (ProcessID=[INTEGER], InstanceID=[INTEGER], PortID=[INTEGER], PreviousRootBridgeID=[STRING], NewRootBridgeID=[STRING])
The root bridge changed. That is, a device became the root bridge or was not the root bridge any more.
| Alarm ID | Alarm Severity | Alarm Type |
|---|---|---|
1.3.6.1.4.1.2011.5.25.42.4.2.17 |
Warning |
communicationsAlarm(2) |
| Name | Meaning |
|---|---|
oid |
Indicates the MIB object ID of the alarm. |
ProcessID |
Indicates the ID of an MSTP process. |
InstanceID |
Indicates the instance ID. |
PortID |
Indicates the port ID. |
PreviousRootBridgeID |
Indicates the ID of the previous root bridge. |
NewRootBridgeID |
Indicates the ID of the new root bridge. |
If the root bridge is not a core node, it will affect the performance of the entire network.
1.
A new device was added, which had the optimal bridge ID.
2.
The priorities of the devices in the current network were modified.
3.
The domain configuration was modified.