Unisphere-Data-SMDS-MIB :: usdSmdsMajorIfStatsKeepaliveFailures

MIB Reference — IPNetwork Monitor · Updated September 12, 2026

All MIBsUnisphere-Data-SMDS-MIBusdSmdsMajorIfStatsKeepaliveFailures

usdSmdsMajorIfStatsKeepaliveFailures

Module: Unisphere-Data-SMDS-MIB

OID (symbolic): Unisphere-Data-SMDS-MIB::usdSmdsMajorIfStatsKeepaliveFailures

OID (numeric): 1.3.6.1.4.1.4874.2.2.50.1.7.1.5

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: The number of keepalive failures detected.

What is usdSmdsMajorIfStatsKeepaliveFailures?

This read-only Counter32 tallies the number of keepalive failures detected on the SMDS major interface, meaning expected keepalive replies didn't arrive in time. A rising count here is a direct signal of link instability or a misbehaving peer. An admin setting up alerting would trigger on any nonzero delta in this counter to catch intermittent link drops.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4874.2.2.50.1.7.1.5
snmpwalk -v2c -c public <target> Unisphere-Data-SMDS-MIB::usdSmdsMajorIfStatsKeepaliveFailures

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4874.2.2.50.1.7.1.5.1
snmpget -v2c -c public <target> Unisphere-Data-SMDS-MIB::usdSmdsMajorIfStatsKeepaliveFailures.1

Start monitoring Juniper/Unisphere ERX edge routing switch with legacy SMDS WAN interfaces (interface provisioning/row-status status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Unisphere-Data-SMDS-MIB::usdSmdsMajorIfStatsKeepaliveFailures OID value, configure state conditions and alerts, and monitor any Juniper/Unisphere ERX edge routing switch with legacy SMDS WAN interfaces (interface provisioning/row-status status) from a single console.

OID Breakdown

Upper-level ancestors (10 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
1.3.6.1.4.1.4874unisphereUnisphere-SMI
1.3.6.1.4.1.4874.2usMibsUnisphere-SMI
1.3.6.1.4.1.4874.2.2usDataMibsUnisphere-Data-MIBs
1.3.6.1.4.1.4874.2.2.50usdSmdsMIBUnisphere-Data-MIBs
Numeric OIDNameModule
1.3.6.1.4.1.4874.2.2.50.1usdSmdsObjectsUnisphere-Data-SMDS-MIB
1.3.6.1.4.1.4874.2.2.50.1.7usdSmdsMajorIfStatsTableUnisphere-Data-SMDS-MIB
1.3.6.1.4.1.4874.2.2.50.1.7.1usdSmdsMajorIfStatsEntryUnisphere-Data-SMDS-MIB
1.3.6.1.4.1.4874.2.2.50.1.7.1.5usdSmdsMajorIfStatsKeepaliveFailuresUnisphere-Data-SMDS-MIB