All MIBs › PMA-MIB › ibPmaPortNeighborMtuDiscards
ibPmaPortNeighborMtuDiscards
Module: PMA-MIB
OID (symbolic): PMA-MIB::ibPmaPortNeighborMtuDiscards
OID (numeric): 1.3.6.1.3.117.6.1.2.2.1.3
Node type: OBJECT-TYPE
Type: Unsigned32
Access: read-only
Description: Total number of outbound packets discarded by the port because packet length exceeded the neighbor MTU.
What is ibPmaPortNeighborMtuDiscards?
Counts outbound packets this port discarded because their length exceeded the neighboring port's MTU. A rising count suggests an MTU mismatch between this port and whatever it's directly connected to.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.3.117.6.1.2.2.1.3 snmpwalk -v2c -c public <target> PMA-MIB::ibPmaPortNeighborMtuDiscards
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.3.117.6.1.2.2.1.3.1 snmpget -v2c -c public <target> PMA-MIB::ibPmaPortNeighborMtuDiscards.1
Start monitoring vendor-neutral, standards-based MIB, InfiniBand host channel adapter/switch (Performance Management Agent) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the PMA-MIB::ibPmaPortNeighborMtuDiscards OID value, configure state conditions and alerts, and monitor any vendor-neutral, standards-based MIB, InfiniBand host channel adapter/switch (Performance Management Agent) from a single console.
OID Breakdown
Upper-level ancestors (6 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 |
| 1.3.6.1.3 | experimental | APERTUS-NPG-MIB |
| 1.3.6.1.3.117 | pm | IB-PM-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.3.117.6 | ibPmaMIB | PMA-MIB |
| 1.3.6.1.3.117.6.1 | ibPmaObjects | PMA-MIB |
| 1.3.6.1.3.117.6.1.2 | ibPmaPortXmitRecvInfo | PMA-MIB |
| 1.3.6.1.3.117.6.1.2.2 | ibPmaPortXmitDiscardTable | PMA-MIB |
| 1.3.6.1.3.117.6.1.2.2.1 | ibPmaPortXmitDiscardEntry | PMA-MIB |
| 1.3.6.1.3.117.6.1.2.2.1.3 | ibPmaPortNeighborMtuDiscards | PMA-MIB |