JUNIPER-MIMSTP-MIB :: jnxMIMstCistRegionalRoot

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsJUNIPER-MIMSTP-MIBjnxMIMstCistRegionalRoot

jnxMIMstCistRegionalRoot

Module: JUNIPER-MIMSTP-MIB

OID (symbolic): JUNIPER-MIMSTP-MIB::jnxMIMstCistRegionalRoot

OID (numeric): 1.3.6.1.4.1.2636.3.46.1.1.3.1.9

Node type: OBJECT-TYPE

Type: BridgeId

Access: read-only

Description: The bridge identifier of the Root of the Multiple spanning tree region as determined by the Spanning Tree Protocol as executed by this node. This value is used as the CIST Regional Root Identifier parameter in all Configuration Bridge PDUs originated by this node.

What is jnxMIMstCistRegionalRoot?

The Bridge Identifier of the root bridge of this switch's MST region (as opposed to the whole Common Spanning Tree), used as the CIST Regional Root field in the Configuration BPDUs this node sends. Admins check this when verifying that all switches within the same MST region have converged on the same regional root.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2636.3.46.1.1.3.1.9
snmpwalk -v2c -c public <target> JUNIPER-MIMSTP-MIB::jnxMIMstCistRegionalRoot

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2636.3.46.1.1.3.1.9.1
snmpget -v2c -c public <target> JUNIPER-MIMSTP-MIB::jnxMIMstCistRegionalRoot.1

Start monitoring Juniper EX-series Ethernet switch (MIMSTP, any generation) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the JUNIPER-MIMSTP-MIB::jnxMIMstCistRegionalRoot OID value, configure state conditions and alerts, and monitor any Juniper EX-series Ethernet switch (MIMSTP, any generation) from a single console.

OID Breakdown

Upper-level ancestors (9 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.2636juniperMIBJUNIPER-SMI
1.3.6.1.4.1.2636.3jnxMibsJUNIPER-SMI
1.3.6.1.4.1.2636.3.46jnxXstpMibsJUNIPER-SMI
Numeric OIDNameModule
1.3.6.1.4.1.2636.3.46.1jnxMIMstMIBJUNIPER-MIMSTP-MIB
1.3.6.1.4.1.2636.3.46.1.1jnxMIDot1sJuniperMstJUNIPER-MIMSTP-MIB
1.3.6.1.4.1.2636.3.46.1.1.3jnxMIDot1sJuniperMstTableJUNIPER-MIMSTP-MIB
1.3.6.1.4.1.2636.3.46.1.1.3.1jnxMIDot1sJuniperMstEntryJUNIPER-MIMSTP-MIB
1.3.6.1.4.1.2636.3.46.1.1.3.1.9jnxMIMstCistRegionalRootJUNIPER-MIMSTP-MIB