All MIBs › JUNIPER-MIMSTP-MIB › jnxMIMstMstiSelectedPortRole
jnxMIMstMstiSelectedPortRole
Module: JUNIPER-MIMSTP-MIB
OID (symbolic): JUNIPER-MIMSTP-MIB::jnxMIMstMstiSelectedPortRole
OID (numeric): 1.3.6.1.4.1.2636.3.46.1.1.7.1.14
Node type: OBJECT-TYPE
Type: INTEGER
Access: read-only
Description: Selected Port Role of the port for this spanning tree instance.
What is jnxMIMstMstiSelectedPortRole?
The port role, disabled, alternate, backup, root, designated, or master, that this port has been selected to play for this specific spanning tree instance. It's the definitive answer to 'what is this port doing' for a given VLAN group, e.g. confirming it is the root port carrying that instance's traffic upstream.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2636.3.46.1.1.7.1.14 snmpwalk -v2c -c public <target> JUNIPER-MIMSTP-MIB::jnxMIMstMstiSelectedPortRole
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.2636.3.46.1.1.7.1.14.1 snmpget -v2c -c public <target> JUNIPER-MIMSTP-MIB::jnxMIMstMstiSelectedPortRole.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::jnxMIMstMstiSelectedPortRole 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 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 |
| 1.3.6.1.4.1.2636 | juniperMIB | JUNIPER-SMI |
| 1.3.6.1.4.1.2636.3 | jnxMibs | JUNIPER-SMI |
| 1.3.6.1.4.1.2636.3.46 | jnxXstpMibs | JUNIPER-SMI |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.2636.3.46.1 | jnxMIMstMIB | JUNIPER-MIMSTP-MIB |
| 1.3.6.1.4.1.2636.3.46.1.1 | jnxMIDot1sJuniperMst | JUNIPER-MIMSTP-MIB |
| 1.3.6.1.4.1.2636.3.46.1.1.7 | jnxMIMstMstiPortTable | JUNIPER-MIMSTP-MIB |
| 1.3.6.1.4.1.2636.3.46.1.1.7.1 | jnxMIMstMstiPortEntry | JUNIPER-MIMSTP-MIB |
| 1.3.6.1.4.1.2636.3.46.1.1.7.1.14 | jnxMIMstMstiSelectedPortRole | JUNIPER-MIMSTP-MIB |