IPsecT1-MIB :: ipsecTunInDecryptFails

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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ipsecTunInDecryptFails

Module: IPsecT1-MIB

OID (symbolic): IPsecT1-MIB::ipsecTunInDecryptFails

OID (numeric): 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.38

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: The total number of inbound decryption's which ended in failure by this ipsec Phase-2 Tunnel.

What is ipsecTunInDecryptFails?

Total inbound decryption operations that failed on this Phase-2 (IPsec) tunnel. Failures usually mean mismatched or stale keys after one peer restarted, so a jump often needs a tunnel reset.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.38
snmpwalk -v2c -c public <target> IPsecT1-MIB::ipsecTunInDecryptFails

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.38.1
snmpget -v2c -c public <target> IPsecT1-MIB::ipsecTunInDecryptFails.1

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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
1.3.6.1.4.1.2.6.168.1.1.1.1.3.2.1.38ipsecTunInDecryptFailsIPsecT1-MIB