GDCMDM-MIB :: mdmDCDCntrl

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › GDCMDM-MIB › mdmDCDCntrl

mdmDCDCntrl

Module: GDCMDM-MIB

OID (symbolic): GDCMDM-MIB::mdmDCDCntrl

OID (numeric): 1.3.6.1.4.1.498.4.2.1.9

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: Option the EIA DCD mode of operation. ForceOn DCD always ON. Real DCD will follow CCITT specifications. ForceOnToggleDisc DCD is On but toggle on disconnect as a signaling to the front end.

What is mdmDCDCntrl?

Controls how the EIA Data Carrier Detect (DCD) lead behaves: forced always on, following real carrier status per CCITT spec, or forced on but toggling briefly on disconnect to signal the front-end equipment.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.498.4.2.1.9
snmpwalk -v2c -c public <target> GDCMDM-MIB::mdmDCDCntrl

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.498.4.2.1.9.1
snmpget -v2c -c public <target> GDCMDM-MIB::mdmDCDCntrl.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.498.4.2.1.9.1 i <value>

Start monitoring General DataComm (GDC) dial-up/leased-line modem with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the GDCMDM-MIB::mdmDCDCntrl OID value, configure state conditions and alerts, and monitor any General DataComm (GDC) dial-up/leased-line modem from a single console.

OID Breakdown

Upper-level ancestors (7 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
1.3.6.1.4.1.498gdcDMA200-MIB
Numeric OIDNameModule
1.3.6.1.4.1.498.4mdmGDCMDM-MIB
1.3.6.1.4.1.498.4.2mdmDTEConfigTableGDCMDM-MIB
1.3.6.1.4.1.498.4.2.1mdmDTEntryGDCMDM-MIB
1.3.6.1.4.1.498.4.2.1.9mdmDCDCntrlGDCMDM-MIB