DEVICE-MIB :: numBlocksFree

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsDEVICE-MIBnumBlocksFree

numBlocksFree

Module: DEVICE-MIB

OID (symbolic): DEVICE-MIB::numBlocksFree

OID (numeric): 1.3.6.1.4.1.5812.1.5.2

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: The number of blocks free in the system memory

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.5812.1.5.2
snmpwalk -v2c -c public <target> DEVICE-MIB::numBlocksFree

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.5812.1.5.2.1
snmpget -v2c -c public <target> DEVICE-MIB::numBlocksFree.1

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> numBlocksFree.1

Start monitoring chassis-based network devices with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DEVICE-MIB::numBlocksFree OID value, configure state conditions and alerts, and monitor any chassis-based network devices 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
1.3.6.1.4.1.5812coriolisMibsCORIOLIS-MIB
1.3.6.1.4.1.5812.1deviceCORIOLIS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.5812.1.5sysMemoryDEVICE-MIB
1.3.6.1.4.1.5812.1.5.2numBlocksFreeDEVICE-MIB