NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB :: nnMstCistPortTransmitSemState

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB › nnMstCistPortTransmitSemState

nnMstCistPortTransmitSemState

Module: NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB

OID (symbolic): NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB::nnMstCistPortTransmitSemState

OID (numeric): 1.3.6.1.4.1.45.5.5.1.3.1.27

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: Indicates current State of the Port Transmit state machine.

What is nnMstCistPortTransmitSemState?

Reports the current state of this port's Transmit state machine (e.g. idle, transmitting periodic, config, TCN, or RSTP BPDUs) for the CIST, useful when diagnosing why a port isn't sending expected BPDUs.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.45.5.5.1.3.1.27
snmpwalk -v2c -c public <target> NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB::nnMstCistPortTransmitSemState

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.45.5.5.1.3.1.27.1
snmpget -v2c -c public <target> NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB::nnMstCistPortTransmitSemState.1

Start monitoring Nortel Networks Layer 2 switch (Multiple Spanning Tree) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB::nnMstCistPortTransmitSemState OID value, configure state conditions and alerts, and monitor any Nortel Networks Layer 2 switch (Multiple Spanning Tree) from a single console.

OID Breakdown

Upper-level ancestors (8 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
1.3.6.1.4.1.45synopticsCMU-MIB
1.3.6.1.4.1.45.5bayStackMibsSYNOPTICS-ROOT-MIB
Numeric OIDNameModule
1.3.6.1.4.1.45.5.5nnMultipleSpanningTreeMibNORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB
1.3.6.1.4.1.45.5.5.1nnMstObjectsNORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB
1.3.6.1.4.1.45.5.5.1.3nnMstCistPortTableNORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB
1.3.6.1.4.1.45.5.5.1.3.1nnMstCistPortEntryNORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB
1.3.6.1.4.1.45.5.5.1.3.1.27nnMstCistPortTransmitSemStateNORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB