RS232-MIB :: rs232InSigChanges

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsRS232-MIBrs232InSigChanges

rs232InSigChanges

Module: RS232-MIB

OID (symbolic): RS232-MIB::rs232InSigChanges

OID (numeric): 1.3.6.1.3.20.5.1.4

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: The number of times the signal has changed from 'on' to 'off' or from 'off' to 'on'.

What is rs232InSigChanges?

Counts how many times this input control signal has transitioned between on and off, a way to track handshake-line activity or flapping over time.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.20.5.1.4
snmpwalk -v2c -c public <target> RS232-MIB::rs232InSigChanges

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.20.5.1.4.1
snmpget -v2c -c public <target> RS232-MIB::rs232InSigChanges.1

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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
1.3.6.1.3.20.5rs232InSigTableRS232-MIB
1.3.6.1.3.20.5.1rs232InSigEntryRS232-MIB
1.3.6.1.3.20.5.1.4rs232InSigChangesRS232-MIB