RS232-MIB :: rs232AsyncPortOverrunErrs

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsRS232-MIBrs232AsyncPortOverrunErrs

rs232AsyncPortOverrunErrs

Module: RS232-MIB

OID (symbolic): RS232-MIB::rs232AsyncPortOverrunErrs

OID (numeric): 1.3.6.1.3.20.3.1.8

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: Total number of characters with an overrun error, input from the port since system re-initialization and while the port state was 'up' or 'test'.

What is rs232AsyncPortOverrunErrs?

Counts characters received on this port with an overrun error since the last system re-initialization, counted only while the port was 'up' or 'test'; indicates the receiver couldn't keep up with incoming characters.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.20.3.1.8
snmpwalk -v2c -c public <target> RS232-MIB::rs232AsyncPortOverrunErrs

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.20.3.1.8.1
snmpget -v2c -c public <target> RS232-MIB::rs232AsyncPortOverrunErrs.1

Start monitoring vendor-neutral, standards-based MIB, any network device with RS-232 serial/console ports with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the RS232-MIB::rs232AsyncPortOverrunErrs OID value, configure state conditions and alerts, and monitor any vendor-neutral, standards-based MIB, any network device with RS-232 serial/console ports from a single console.

OID Breakdown

Upper-level ancestors (5 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.3experimentalAXON-MIB
Numeric OIDNameModule
1.3.6.1.3.20rs232RS232-MIB
1.3.6.1.3.20.3rs232AsyncPortTableRS232-MIB
1.3.6.1.3.20.3.1rs232AsyncPortEntryRS232-MIB
1.3.6.1.3.20.3.1.8rs232AsyncPortOverrunErrsRS232-MIB