USR-VHA-MIB :: usrVHASecurMissingMSA

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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usrVHASecurMissingMSA

Module: USR-VHA-MIB

OID (symbolic): USR-VHA-MIB::usrVHASecurMissingMSA

OID (numeric): 1.3.6.1.4.1.429.4.84.6.2

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: Total number of RP security violations due to missing or improper Mobility Security Association (MSA) between the PCF and the PDSN. Counter epoch is indicated by usrVHAStatsResetTime.

What is usrVHASecurMissingMSA?

It counts RP security violations caused by a missing or improper Mobility Security Association between the PCF and the PDSN. An admin seeing this rise would check whether a PCF is attempting to register without a matching security-association entry configured on the PDSN.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.429.4.84.6.2
snmpwalk -v2c -c public <target> USR-VHA-MIB::usrVHASecurMissingMSA

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.429.4.84.6.2.1
snmpget -v2c -c public <target> USR-VHA-MIB::usrVHASecurMissingMSA.1

Start monitoring CommWorks/3Com mobility gateway, carrier broadband access equipment supporting Mobile IP (VHA binding/tunnel status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the USR-VHA-MIB::usrVHASecurMissingMSA OID value, configure state conditions and alerts, and monitor any CommWorks/3Com mobility gateway, carrier broadband access equipment supporting Mobile IP (VHA binding/tunnel status) 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
1.3.6.1.4.1.429usrANIC-MIB
1.3.6.1.4.1.429.4commonHDR2-MIB
1.3.6.1.4.1.429.4.84usrVHAUSR-DEFINITIONS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.429.4.84.6usrVHASecurViolStatsUSR-VHA-MIB
1.3.6.1.4.1.429.4.84.6.2usrVHASecurMissingMSAUSR-VHA-MIB