ATT-CNM-SMDS-MIB :: attCNMsmdsMCDUsExceededAtEgressCounts

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › ATT-CNM-SMDS-MIB › attCNMsmdsMCDUsExceededAtEgressCounts

attCNMsmdsMCDUsExceededAtEgressCounts

Module: ATT-CNM-SMDS-MIB

OID (symbolic): ATT-CNM-SMDS-MIB::attCNMsmdsMCDUsExceededAtEgressCounts

OID (numeric): 1.3.6.1.4.1.74.2.15.6.7.1.7

Node type: OBJECT-TYPE

Type: Gauge

Access: read-only

Description: The counter associated with the number of L3 PDUs that were discarded, during the specified measurement interval, because the MCDU was exceeded in the SMDS network to CPE direction.

What is attCNMsmdsMCDUsExceededAtEgressCounts?

Counts how many Layer 3 PDUs were discarded during this interval because the maximum concurrent data units, attCNMsmdsMCDUsOut, was exceeded in the direction from the SMDS network out to the customer equipment.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.74.2.15.6.7.1.7
snmpwalk -v2c -c public <target> ATT-CNM-SMDS-MIB::attCNMsmdsMCDUsExceededAtEgressCounts

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.74.2.15.6.7.1.7.1
snmpget -v2c -c public <target> ATT-CNM-SMDS-MIB::attCNMsmdsMCDUsExceededAtEgressCounts.1

Start monitoring AT&T Customer Network Management (CNM) SMDS access equipment (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ATT-CNM-SMDS-MIB::attCNMsmdsMCDUsExceededAtEgressCounts OID value, configure state conditions and alerts, and monitor any AT&T Customer Network Management (CNM) SMDS access equipment (legacy) 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
1.3.6.1.4.1.74att_2ATT-CNM-DS1-MIB
1.3.6.1.4.1.74.2att_mgmtATT-CNM-DS1-MIB
1.3.6.1.4.1.74.2.15att_cnmATT-CNM-DS1-MIB
Numeric OIDNameModule
1.3.6.1.4.1.74.2.15.6att_cnm_smdsATT-CNM-SMDS-MIB
1.3.6.1.4.1.74.2.15.6.7attCNMsmdsDisagreeTableATT-CNM-SMDS-MIB
1.3.6.1.4.1.74.2.15.6.7.1attCNMsmdsDisagreeEntryATT-CNM-SMDS-MIB
1.3.6.1.4.1.74.2.15.6.7.1.7attCNMsmdsMCDUsExceededAtEgressCountsATT-CNM-SMDS-MIB