ANNEX-MIB :: leastCallouts

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsANNEX-MIBleastCallouts

leastCallouts

Module: ANNEX-MIB

OID (symbolic): ANNEX-MIB::leastCallouts

OID (numeric): 1.3.6.1.4.1.15.2.2.23

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: The minimum number of Callout structures available since last booting the Annex.

What is leastCallouts?

Tracks the minimum number of free callout structures since device boot, indicating peak demand. Helps detect resource exhaustion patterns. Example: 256 structures was the lowest point since startup.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.15.2.2.23
snmpwalk -v2c -c public <target> ANNEX-MIB::leastCallouts

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.15.2.2.23.1
snmpget -v2c -c public <target> ANNEX-MIB::leastCallouts.1

Start monitoring Bay Networks/Xylogics terminal/remote-access servers with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ANNEX-MIB::leastCallouts OID value, configure state conditions and alerts, and monitor any Bay Networks/Xylogics terminal/remote-access servers from a single console.

OID Breakdown

Upper-level ancestors (6 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
Numeric OIDNameModule
1.3.6.1.4.1.15xylogicsANNEX-MIB
1.3.6.1.4.1.15.2annexANNEX-MIB
1.3.6.1.4.1.15.2.2swANNEX-MIB
1.3.6.1.4.1.15.2.2.23leastCalloutsANNEX-MIB