WINDOWS-NT-PERFORMANCE-EXCHANGE :: mtaWorkQueueBytes

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › WINDOWS-NT-PERFORMANCE-EXCHANGE › mtaWorkQueueBytes

mtaWorkQueueBytes

Module: WINDOWS-NT-PERFORMANCE-EXCHANGE

OID (symbolic): WINDOWS-NT-PERFORMANCE-EXCHANGE::mtaWorkQueueBytes

OID (numeric): 1.3.6.1.4.1.311.1.1.3.1.1.1.39

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: Work Queue Bytes is the total volume of message content currently stored in the MTA, measured in kilobytes.

What is mtaWorkQueueBytes?

The total volume, in kilobytes, of message content currently sitting in the MTA's work queue awaiting processing.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.311.1.1.3.1.1.1.39
snmpwalk -v2c -c public <target> WINDOWS-NT-PERFORMANCE-EXCHANGE::mtaWorkQueueBytes

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.311.1.1.3.1.1.1.39.1
snmpget -v2c -c public <target> WINDOWS-NT-PERFORMANCE-EXCHANGE::mtaWorkQueueBytes.1

Start monitoring Windows server running Microsoft Exchange Server (mail-queue/transport-throughput status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the WINDOWS-NT-PERFORMANCE-EXCHANGE::mtaWorkQueueBytes OID value, configure state conditions and alerts, and monitor any Windows server running Microsoft Exchange Server (mail-queue/transport-throughput status) from a single console.

OID Breakdown

Upper-level ancestors (13 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
1.3.6.1.4.1.311microsoftEVNTAGENT-MIB
1.3.6.1.4.1.311.1softwareEVNTAGENT-MIB
1.3.6.1.4.1.311.1.1systemsMSFT-MIB
1.3.6.1.4.1.311.1.1.3osMSFT-MIB
1.3.6.1.4.1.311.1.1.3.1windowsNTMSFT-MIB
1.3.6.1.4.1.311.1.1.3.1.1workstationMSFT-MIB
1.3.6.1.4.1.311.1.1.3.1.1.1memoryWINDOWS-NT-PERFORMANCE
Numeric OIDNameModule
1.3.6.1.4.1.311.1.1.3.1.1.1.39mtaWorkQueueBytesWINDOWS-NT-PERFORMANCE-EXCHANGE