GDCDS1-MIB :: csuIndicatorNLB

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › GDCDS1-MIB › csuIndicatorNLB

csuIndicatorNLB

Module: GDCDS1-MIB

OID (symbolic): GDCDS1-MIB::csuIndicatorNLB

OID (numeric): 1.3.6.1.4.1.498.2.3.1.6

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: This object is the Network Loopback indicator. It indicates whether the CSU/DSU is or is not in a DS1 loopback test towards the network. GDCPRODUCT STATUS BAR 551 NLB 551 (unframed) NLB 552a NLB 552a-1 NLB

What is csuIndicatorNLB?

Shows whether a DS1 loopback test toward the network is currently active on this line, matching the 'NLB' status-bar light; an admin checks this to confirm a network loopback they started is really running, or to catch one left on by mistake.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.498.2.3.1.6
snmpwalk -v2c -c public <target> GDCDS1-MIB::csuIndicatorNLB

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.498.2.3.1.6.1
snmpget -v2c -c public <target> GDCDS1-MIB::csuIndicatorNLB.1

Start monitoring General DataComm (GDC) DS1/T1 CSU equipment with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the GDCDS1-MIB::csuIndicatorNLB OID value, configure state conditions and alerts, and monitor any General DataComm (GDC) DS1/T1 CSU equipment 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
1.3.6.1.4.1.498.2csuGDCDS1-MIB
1.3.6.1.4.1.498.2.3csuIndicatorTableGDCDS1-MIB
1.3.6.1.4.1.498.2.3.1csuIndicatorEntryGDCDS1-MIB
1.3.6.1.4.1.498.2.3.1.6csuIndicatorNLBGDCDS1-MIB