FORTIMAIL-MIB-220 :: fmlSysMailDiskUsage

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › FORTIMAIL-MIB-220 › fmlSysMailDiskUsage

fmlSysMailDiskUsage

Module: FORTIMAIL-MIB-220

OID (symbolic): FORTIMAIL-MIB-220::fmlSysMailDiskUsage

OID (numeric): 1.3.6.1.4.1.12356.1688.1.9

Node type: OBJECT-TYPE

Type: Gauge32

Access: read-only

Description: Instantaneous mail disk usage

What is fmlSysMailDiskUsage?

Reports how full the mail spool/queue partition is; a full mail disk can cause incoming or queued messages to be rejected or lost.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.12356.1688.1.9
snmpwalk -v2c -c public <target> FORTIMAIL-MIB-220::fmlSysMailDiskUsage

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.12356.1688.1.9.1
snmpget -v2c -c public <target> FORTIMAIL-MIB-220::fmlSysMailDiskUsage.1

Start monitoring Fortinet FortiMail email security appliance (legacy firmware 2.20) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FORTIMAIL-MIB-220::fmlSysMailDiskUsage OID value, configure state conditions and alerts, and monitor any Fortinet FortiMail email security appliance (legacy firmware 2.20) 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
1.3.6.1.4.1.12356fortinetFORTIMAIL-MIB-220
1.3.6.1.4.1.12356.1688fortimailFORTIMAIL-MIB-220
1.3.6.1.4.1.12356.1688.1fmlSystemFORTIMAIL-MIB-220
1.3.6.1.4.1.12356.1688.1.9fmlSysMailDiskUsageFORTIMAIL-MIB-220