USR-SS7-MIB :: usrSS7SLAPPrimaryLinkDownCause

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › USR-SS7-MIB › usrSS7SLAPPrimaryLinkDownCause

usrSS7SLAPPrimaryLinkDownCause

Module: USR-SS7-MIB

OID (symbolic): USR-SS7-MIB::usrSS7SLAPPrimaryLinkDownCause

OID (numeric): 1.3.6.1.4.1.429.4.77.39

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: The status of the SLAP Connection to the Secondary SS7 gateway.

What is usrSS7SLAPPrimaryLinkDownCause?

This read-only value reports why the SLAP connection to the primary SS7 gateway went down: none(0), heartbeatExpired(1), socketError(2), physicalLinkCut(3), or manualDisconect(4). An admin reads this cause code to diagnose whether a primary-gateway outage was a network, socket, or manual issue.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.429.4.77.39
snmpwalk -v2c -c public <target> USR-SS7-MIB::usrSS7SLAPPrimaryLinkDownCause

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.429.4.77.39.1
snmpget -v2c -c public <target> USR-SS7-MIB::usrSS7SLAPPrimaryLinkDownCause.1

Start monitoring CommWorks/3Com SS7 gateways with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the USR-SS7-MIB::usrSS7SLAPPrimaryLinkDownCause OID value, configure state conditions and alerts, and monitor any CommWorks/3Com SS7 gateways 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
1.3.6.1.4.1.429usrANIC-MIB
1.3.6.1.4.1.429.4commonHDR2-MIB
1.3.6.1.4.1.429.4.77usrSS7USR-DEFINITIONS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.429.4.77.39usrSS7SLAPPrimaryLinkDownCauseUSR-SS7-MIB