MRV-IN-REACH-CHARACTER-MIB :: basicSerialPortRaiseLowerDtr

MIB Reference — IPNetwork Monitor · Updated September 12, 2026

All MIBsMRV-IN-REACH-CHARACTER-MIBbasicSerialPortRaiseLowerDtr

basicSerialPortRaiseLowerDtr

Module: MRV-IN-REACH-CHARACTER-MIB

OID (symbolic): MRV-IN-REACH-CHARACTER-MIB::basicSerialPortRaiseLowerDtr

OID (numeric): 1.3.6.1.4.1.33.13.1.18.1.55

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: A control to to raise or lower the DTR signal from this port by setting it to high or low, respectively. This request will have no effect unless basicSerialPortRaiseControlDtr is enabled. In response to a get-request or get-next-request the agent always returns low for this object.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.33.13.1.18.1.55
snmpwalk -v2c -c public <target> MRV-IN-REACH-CHARACTER-MIB::basicSerialPortRaiseLowerDtr

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.33.13.1.18.1.55.1
snmpget -v2c -c public <target> MRV-IN-REACH-CHARACTER-MIB::basicSerialPortRaiseLowerDtr.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.33.13.1.18.1.55.1 i <value>

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> basicSerialPortRaiseLowerDtr.1

Start monitoring MRV In-Reach console/terminal server with environmental/power management with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the MRV-IN-REACH-CHARACTER-MIB::basicSerialPortRaiseLowerDtr OID value, configure state conditions and alerts, and monitor any MRV In-Reach console/terminal server with environmental/power management from a single console.

OID Breakdown

Upper-level ancestors (11 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
1.3.6.1.4.1.33iTouchITOUCH-MIB
1.3.6.1.4.1.33.13xCharacterITOUCH-CHARACTER-MIB
1.3.6.1.4.1.33.13.1xBasicITOUCH-CHARACTER-MIB
1.3.6.1.4.1.33.13.1.18basicSerialPortTableITOUCH-CHARACTER-MIB
1.3.6.1.4.1.33.13.1.18.1basicSerialPortEntryITOUCH-CHARACTER-MIB
Numeric OIDNameModule
1.3.6.1.4.1.33.13.1.18.1.55basicSerialPortRaiseLowerDtrMRV-IN-REACH-CHARACTER-MIB