With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csApsLineSwitchReason
cs Aps Line Switch Reason
1.3.6.1.4.1.9.9.126.1.2.3
This object indicates the APS line switch reason. When the working line on one end fails, its other end is told to do an APS switch. Refer to CsApsLineSwitchReason TC for more information. The object is used for notifications.
Back to CISCO-SONET-MIB MIB page.
IPHost Network monitor allows you to monitor csApsLineSwitchReason on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.
