USR-VHA-MIB :: usrVHASecurMissingMHAuthExt

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › USR-VHA-MIB › usrVHASecurMissingMHAuthExt

usrVHASecurMissingMHAuthExt

Module: USR-VHA-MIB

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

OID (numeric): 1.3.6.1.4.1.429.4.84.6.6

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: Total number of RP security violations due to missing Mobile-Home Authentication Extension inside the Registration Request message. Counter epoch is indicated by usrVHAStatsResetTime.

What is usrVHASecurMissingMHAuthExt?

It counts RP security violations caused by a missing Mobile-Home Authentication Extension inside a Registration Request message. An admin seeing this would suspect a PCF that isn't including the required authentication extension, likely due to a misconfiguration or software issue.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.429.4.84.6.6
snmpwalk -v2c -c public <target> USR-VHA-MIB::usrVHASecurMissingMHAuthExt

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.429.4.84.6.6.1
snmpget -v2c -c public <target> USR-VHA-MIB::usrVHASecurMissingMHAuthExt.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::usrVHASecurMissingMHAuthExt 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
1.3.6.1.4.1.429.4.84.6.6usrVHASecurMissingMHAuthExtUSR-VHA-MIB