NS-ROOT-MIB :: ifErrCongestedPktsDrops

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsNS-ROOT-MIBifErrCongestedPktsDrops

ifErrCongestedPktsDrops

Module: NS-ROOT-MIB

OID (symbolic): NS-ROOT-MIB::ifErrCongestedPktsDrops

OID (numeric): 1.3.6.1.4.1.5951.4.1.1.54.1.26

Node type: OBJECT-TYPE

Type: Counter64

Access: read-only

Description: Number of outbound packets dropped from the normal and low-priority transmit (Tx) overflow queues, during congestion on the specified interface, since the NetScaler appliance was started or the interface statistics were cleared. This could be caused by one of the following: 1) Packets that have been in the overflow queue for more than 10 milliseconds. 2) Shortage of free receive buffers on the NetScaler.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.5951.4.1.1.54.1.26
snmpwalk -v2c -c public <target> NS-ROOT-MIB::ifErrCongestedPktsDrops

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.5951.4.1.1.54.1.26.1
snmpget -v2c -c public <target> NS-ROOT-MIB::ifErrCongestedPktsDrops.1

Start monitoring Citrix NetScaler / Citrix ADC application delivery controller with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the NS-ROOT-MIB::ifErrCongestedPktsDrops OID value, configure state conditions and alerts, and monitor any Citrix NetScaler / Citrix ADC application delivery controller 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
1.3.6.1.4.1.5951netScalerMIB
Numeric OIDNameModule
1.3.6.1.4.1.5951.4nsProductsNS-ROOT-MIB
1.3.6.1.4.1.5951.4.1rs9000NS-ROOT-MIB
1.3.6.1.4.1.5951.4.1.1nsSysGroupNS-ROOT-MIB
1.3.6.1.4.1.5951.4.1.1.54nsIfStatsTableNS-ROOT-MIB
1.3.6.1.4.1.5951.4.1.1.54.1nsIfStatsEntryNS-ROOT-MIB
1.3.6.1.4.1.5951.4.1.1.54.1.26ifErrCongestedPktsDropsNS-ROOT-MIB