IPsecT1-MIB :: ipsecTunInSaAhAuthAlgo

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › IPsecT1-MIB › ipsecTunInSaAhAuthAlgo

ipsecTunInSaAhAuthAlgo

Module: IPsecT1-MIB

OID (symbolic): IPsecT1-MIB::ipsecTunInSaAhAuthAlgo

OID (numeric): 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.18

Node type: OBJECT-TYPE

Type: AuthAlgo

Access: read-only

Description: The authentication algorithm used by the inbound authentication header (AH) security association of the ipsec Phase-2 Tunnel.

What is ipsecTunInSaAhAuthAlgo?

Authentication algorithm used by the inbound AH (authentication header) security association of this Phase-2 IPsec tunnel: none (1), hmacMd5 (2) or hmacSha (3). It is 1 when AH is not used, as is common when only ESP is configured.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.18
snmpwalk -v2c -c public <target> IPsecT1-MIB::ipsecTunInSaAhAuthAlgo

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.18.1
snmpget -v2c -c public <target> IPsecT1-MIB::ipsecTunInSaAhAuthAlgo.1

Start monitoring IPsec-capable router/firewall/VPN gateway (Tivoli/Cisco IPsec management tooling) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IPsecT1-MIB::ipsecTunInSaAhAuthAlgo OID value, configure state conditions and alerts, and monitor any IPsec-capable router/firewall/VPN gateway (Tivoli/Cisco IPsec management tooling) 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
1.3.6.1.4.1.2ibmATM-ADAPTER-MIB
1.3.6.1.4.1.2.6ibmProdATM-ADAPTER-MIB
Numeric OIDNameModule
1.3.6.1.4.1.2.6.168.1.1.1ipsecMIBIPsecT1-MIB
1.3.6.1.4.1.2.6.168.1.1.1.1ipsecMIBObjectsIPsecT1-MIB
1.3.6.1.4.1.2.6.168.1.1.1.1.3ipsecPhaseTwoIPsecT1-MIB
1.3.6.1.4.1.2.6.168.1.1.1.1.3.2ipsecTunnelTableIPsecT1-MIB
1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1ipsecTunnelEntryIPsecT1-MIB
1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.18ipsecTunInSaAhAuthAlgoIPsecT1-MIB