STN-IPROUTING-MIB :: stnIpCircExtMaxMtu

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsSTN-IPROUTING-MIBstnIpCircExtMaxMtu

stnIpCircExtMaxMtu

Module: STN-IPROUTING-MIB

OID (symbolic): STN-IPROUTING-MIB::stnIpCircExtMaxMtu

OID (numeric): 1.3.6.1.4.1.3551.2.12.1.2.1.7

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: The size of the largest datagram which can be sent/received on the interface, specified in octets. For interfaces that are used for transmitting network datagrams, this is the size of the largest network datagram that can be sent on the interface.

What is stnIpCircExtMaxMtu?

This is the size, in octets, of the largest datagram that can be sent or received on this interface. Admins compare this MTU value against end-to-end path requirements when troubleshooting fragmentation or oversized-packet drops.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.3551.2.12.1.2.1.7
snmpwalk -v2c -c public <target> STN-IPROUTING-MIB::stnIpCircExtMaxMtu

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.3551.2.12.1.2.1.7.1
snmpget -v2c -c public <target> STN-IPROUTING-MIB::stnIpCircExtMaxMtu.1

Start monitoring Spring Tide Networks (Lucent) multiservice edge router (route-cache/circuit status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the STN-IPROUTING-MIB::stnIpCircExtMaxMtu OID value, configure state conditions and alerts, and monitor any Spring Tide Networks (Lucent) multiservice edge router (route-cache/circuit status) 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
1.3.6.1.4.1.3551springtidenetSPRING-TIDE-NETWORKS-SMI
1.3.6.1.4.1.3551.2stnSystemsSPRING-TIDE-NETWORKS-SMI
Numeric OIDNameModule
1.3.6.1.4.1.3551.2.12stnIpRoutingSTN-IPROUTING-MIB
1.3.6.1.4.1.3551.2.12.1stnIpSTN-IPROUTING-MIB
1.3.6.1.4.1.3551.2.12.1.2stnIpCircExtTableSTN-IPROUTING-MIB
1.3.6.1.4.1.3551.2.12.1.2.1stnIpCircExtEntrySTN-IPROUTING-MIB
1.3.6.1.4.1.3551.2.12.1.2.1.7stnIpCircExtMaxMtuSTN-IPROUTING-MIB