All MIBs › CISCOSB-BRIDGEMIBOBJECTS-MIB › rldot1sMstpInstancePortDesignatedRoot
rldot1sMstpInstancePortDesignatedRoot
Module: CISCOSB-BRIDGEMIBOBJECTS-MIB
OID (symbolic): CISCOSB-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot
OID (numeric): 1.3.6.1.4.1.9.6.1.101.57.6.2.1.7
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 holds the Bridge Identifier of the root bridge as seen on a particular network segment. It identifies which bridge the Spanning Tree protocol considers authoritative for loop prevention on that link. An operator uses this to diagnose Spanning Tree topology issues and confirm the network's loop-prevention path.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9.6.1.101.57.6.2.1.7 snmpwalk -v2c -c public <target> CISCOSB-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.9.6.1.101.57.6.2.1.7.1 snmpget -v2c -c public <target> CISCOSB-BRIDGEMIBOBJECTS-MIB::rldot1sMstpInstancePortDesignatedRoot.1
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OID Breakdown
Upper-level ancestors (10 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 |
| 1.3.6.1.4.1.9 | cisco | CAT2600-MIB |
| 1.3.6.1.4.1.9.6 | otherEnterprises | CISCO-SMI |
| 1.3.6.1.4.1.9.6.1 | ciscoSB | CISCO-SMI |
| 1.3.6.1.4.1.9.6.1.101 | switch001 | CISCOSB-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.9.6.1.101.57 | rlpBridgeMIBObjects | CISCOSB-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.9.6.1.101.57.6 | rldot1sMstp | CISCOSB-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.9.6.1.101.57.6.2 | rldot1sMstpInstancePortTable | CISCOSB-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.9.6.1.101.57.6.2.1 | rldot1sMstpInstancePortEntry | CISCOSB-BRIDGEMIBOBJECTS-MIB |
| 1.3.6.1.4.1.9.6.1.101.57.6.2.1.7 | rldot1sMstpInstancePortDesignatedRoot | CISCOSB-BRIDGEMIBOBJECTS-MIB |