IPSEC-MIB :: ipsecProtSuiteEspEncAlg

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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ipsecProtSuiteEspEncAlg

Module: IPSEC-MIB

OID (symbolic): IPSEC-MIB::ipsecProtSuiteEspEncAlg

OID (numeric): 1.3.6.1.3.500.1.1.1.1.21

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: A unique value representing the encryption algorithm applied to traffic carried by this protection suite if it uses ESP or 0 if there is no encryption applied by ESP or if ESP is not used.

Specific values are taken from section 4.4.4 of [IPDOI].

What is ipsecProtSuiteEspEncAlg?

A code identifying the ESP encryption algorithm applied to traffic on this protection suite (e.g. DES, 3DES, AES per IPDOI section 4.4.4), or 0 if ESP encryption is not used.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.500.1.1.1.1.21
snmpwalk -v2c -c public <target> IPSEC-MIB::ipsecProtSuiteEspEncAlg

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.500.1.1.1.1.21.1
snmpget -v2c -c public <target> IPSEC-MIB::ipsecProtSuiteEspEncAlg.1

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OID Breakdown

Upper-level ancestors (5 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.3experimentalAPERTUS-NPG-MIB
Numeric OIDNameModule
1.3.6.1.3.500ipsecMIBIPSEC-MIB
1.3.6.1.3.500.1ipsecMIBObjectsIPSEC-MIB
1.3.6.1.3.500.1.1ipsecIPSEC-MIB
1.3.6.1.3.500.1.1.1ipsecProtSuiteTableIPSEC-MIB
1.3.6.1.3.500.1.1.1.1ipsecProtSuiteEntryIPSEC-MIB
1.3.6.1.3.500.1.1.1.1.21ipsecProtSuiteEspEncAlgIPSEC-MIB