All MIBs › Dell-BRIDGEMIBOBJECTS-MIB › rldot1sMstpInstancePortDesignatedRoot
rldot1sMstpInstancePortDesignatedRoot
Module: Dell-BRIDGEMIBOBJECTS-MIB
OID (symbolic): Dell-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot
OID (numeric): 1.3.6.1.4.1.89.57.6.2.1.7
Node type: OBJECT-TYPE
Type: BridgeId
Access: read-only
Description: The unique Bridge Identifier of the Bridge recorded as the Root in the Configuration BPDUs transmitted by the Designated Bridge for the segment to which the port is attached.
What is rldot1sMstpInstancePortDesignatedRoot?
This read-only object returns the Bridge Identifier of the root bridge as recorded in Configuration Bridge Protocol Data Units (BPDUs) transmitted by the designated bridge on a particular port's segment. It reflects the current MSTP (Multiple Spanning Tree Protocol) topology state for that port. Network operators use this to verify spanning tree topology correctness and diagnose loop prevention issues.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.89.57.6.2.1.7 snmpwalk -v2c -c public <target> Dell-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.89.57.6.2.1.7.1 snmpget -v2c -c public <target> Dell-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot.1
Start monitoring Dell PowerConnect/Networking managed switch (per-VLAN spanning tree/port priority) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Dell-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot OID value, configure state conditions and alerts, and monitor any Dell PowerConnect/Networking managed switch (per-VLAN spanning tree/port priority) from a single console.
OID Breakdown
Upper-level ancestors (7 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| 1.3.6.1.4.1.89 | rnd | Dell-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.89.57 | rlpBridgeMIBObjects | Dell-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.89.57.6 | rldot1sMstp | Dell-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.89.57.6.2 | rldot1sMstpInstancePortTable | Dell-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.89.57.6.2.1 | rldot1sMstpInstancePortEntry | Dell-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.89.57.6.2.1.7 | rldot1sMstpInstancePortDesignatedRoot | Dell-BRIDGEMIBOBJECTS-MIB |