TN-CES-MIB :: tnCesLLStatusUnderrun

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › TN-CES-MIB › tnCesLLStatusUnderrun

tnCesLLStatusUnderrun

Module: TN-CES-MIB

OID (symbolic): TN-CES-MIB::tnCesLLStatusUnderrun

OID (numeric): 1.3.6.1.4.1.868.2.5.60.1.17.1.20

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: The number of underruns on the TDM interface caused by missing packets in the logical link jitter buffer.

What is tnCesLLStatusUnderrun?

A running count of TDM interface underruns on this logical link caused by missing packets in the jitter buffer (i.e. the buffer ran dry and tnCesProtocolUnderrunFixed/Value had to supply filler data). This is the live, per-link counter that tnCesEventThresholdUnderrun's alerting threshold watches.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.868.2.5.60.1.17.1.20
snmpwalk -v2c -c public <target> TN-CES-MIB::tnCesLLStatusUnderrun

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.868.2.5.60.1.17.1.20.1
snmpget -v2c -c public <target> TN-CES-MIB::tnCesLLStatusUnderrun.1

Start monitoring Transition Networks media converter/NID, Circuit Emulation Service device (clock-recovery/jitter-buffer status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the TN-CES-MIB::tnCesLLStatusUnderrun OID value, configure state conditions and alerts, and monitor any Transition Networks media converter/NID, Circuit Emulation Service device (clock-recovery/jitter-buffer status) from a single console.

OID Breakdown

Upper-level ancestors (9 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
1.3.6.1.4.1.868transitionTRANSITION-SMI
1.3.6.1.4.1.868.2productsTRANSITION-SMI
1.3.6.1.4.1.868.2.5tnProductsTRANSITION-SMI
Numeric OIDNameModule
1.3.6.1.4.1.868.2.5.60tnCesMIBTN-CES-MIB
1.3.6.1.4.1.868.2.5.60.1tnCesObjectsTN-CES-MIB
1.3.6.1.4.1.868.2.5.60.1.17tnCesLLStatusTableTN-CES-MIB
1.3.6.1.4.1.868.2.5.60.1.17.1tnCesLLStatusEntryTN-CES-MIB
1.3.6.1.4.1.868.2.5.60.1.17.1.20tnCesLLStatusUnderrunTN-CES-MIB