ACMIB :: sysInfoDiscFreeKBytes

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsACMIBsysInfoDiscFreeKBytes

sysInfoDiscFreeKBytes

Module: ACMIB

OID (symbolic): ACMIB::sysInfoDiscFreeKBytes

OID (numeric): 1.3.6.1.4.1.1751.2.18.19.13

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: Amount of disc free space available in KB's.

What is sysInfoDiscFreeKBytes?

This OID reports the amount of free disk space available on the device, measured in kilobytes. Network operators monitor this to ensure the system doesn't run out of storage for logs, backups, configuration files, or other data. A value of 500000 indicates 500 MB (500,000 KB) of free disk space remains available.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.1751.2.18.19.13
snmpwalk -v2c -c public <target> ACMIB::sysInfoDiscFreeKBytes

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.1751.2.18.19.13.1
snmpget -v2c -c public <target> ACMIB::sysInfoDiscFreeKBytes.1

Start monitoring Lucent/Nortel Access Concentrator (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ACMIB::sysInfoDiscFreeKBytes OID value, configure state conditions and alerts, and monitor any Lucent/Nortel Access Concentrator (legacy) 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
1.3.6.1.4.1.1751lucentACMIB
1.3.6.1.4.1.1751.2mibsACMIB
1.3.6.1.4.1.1751.2.18acMIBACMIB
1.3.6.1.4.1.1751.2.18.19sysInfoACMIB
1.3.6.1.4.1.1751.2.18.19.13sysInfoDiscFreeKBytesACMIB