SL-SONET-APS-MIB :: slSonetApsChanLastSwitchover

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › SL-SONET-APS-MIB › slSonetApsChanLastSwitchover

slSonetApsChanLastSwitchover

Module: SL-SONET-APS-MIB

OID (symbolic): SL-SONET-APS-MIB::slSonetApsChanLastSwitchover

OID (numeric): 1.3.6.1.4.1.4515.1.6.5.1.1.1.15

Node type: OBJECT-TYPE

Type: TimeTicks

Access: read-only

Description: The value of sysUpTime when this channel last completed a switch to the protection line. If this channel has never switched to the protection line, or this channel is the protection line, the value 0 will be returned.

What is slSonetApsChanLastSwitchover?

A read-only timestamp (sysUpTime value) of when this channel last switched to the protection line, returning 0 if it has never switched or if this channel is itself the protection line. An admin uses this to correlate a reported outage with whether an APS switchover actually occurred around that time.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4515.1.6.5.1.1.1.15
snmpwalk -v2c -c public <target> SL-SONET-APS-MIB::slSonetApsChanLastSwitchover

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4515.1.6.5.1.1.1.15.1
snmpget -v2c -c public <target> SL-SONET-APS-MIB::slSonetApsChanLastSwitchover.1

Start monitoring SmartOptics SiteLight SONET optical transport equipment (SONET Automatic Protection Switching status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the SL-SONET-APS-MIB::slSonetApsChanLastSwitchover OID value, configure state conditions and alerts, and monitor any SmartOptics SiteLight SONET optical transport equipment (SONET Automatic Protection Switching 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
1.3.6.1.4.1.4515smartopticsSL-NE-MIB
1.3.6.1.4.1.4515.1sitelightSL-NE-MIB
1.3.6.1.4.1.4515.1.6slSonetMibSL-SONET-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4515.1.6.5slSonetApsMibSL-SONET-APS-MIB
1.3.6.1.4.1.4515.1.6.5.1slSonetApsConfigSL-SONET-APS-MIB
1.3.6.1.4.1.4515.1.6.5.1.1slSonetApsConfigTableSL-SONET-APS-MIB
1.3.6.1.4.1.4515.1.6.5.1.1.1slSonetApsConfigEntrySL-SONET-APS-MIB
1.3.6.1.4.1.4515.1.6.5.1.1.1.15slSonetApsChanLastSwitchoverSL-SONET-APS-MIB