INFORMANT-ISASERVER :: fsSuccessfulDNSResolutions

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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fsSuccessfulDNSResolutions

Module: INFORMANT-ISASERVER

OID (symbolic): INFORMANT-ISASERVER::fsSuccessfulDNSResolutions

OID (numeric): 1.3.6.1.4.1.9600.1.6.4.21

Node type: OBJECT-TYPE

Type: Gauge32

Access: read-only

Description: Number of gethostbyname and gethostbyaddr API calls successfully returned. These are calls used to resolve host DNS domain names and IP addresses for Firewall service connections.

What is fsSuccessfulDNSResolutions?

The number of gethostbyname/gethostbyaddr calls made by the Firewall service that have completed successfully, the counterpart to fsFailedDNSResolutions.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9600.1.6.4.21
snmpwalk -v2c -c public <target> INFORMANT-ISASERVER::fsSuccessfulDNSResolutions

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.9600.1.6.4.21.1
snmpget -v2c -c public <target> INFORMANT-ISASERVER::fsSuccessfulDNSResolutions.1

Start monitoring Microsoft ISA Server firewall/proxy host (SNMP Informant) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the INFORMANT-ISASERVER::fsSuccessfulDNSResolutions OID value, configure state conditions and alerts, and monitor any Microsoft ISA Server firewall/proxy host (SNMP Informant) 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
1.3.6.1.4.1.9600wtcsWTCS
1.3.6.1.4.1.9600.1informantWTCS
Numeric OIDNameModule
1.3.6.1.4.1.9600.1.6isaServerINFORMANT-ISASERVER
1.3.6.1.4.1.9600.1.6.4firewallServiceINFORMANT-ISASERVER
1.3.6.1.4.1.9600.1.6.4.21fsSuccessfulDNSResolutionsINFORMANT-ISASERVER