With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgspLinkTimerTable
Cisco GSP Link Timer Table
1.3.6.1.4.1.9.9.336.1.6.2
A table that contains the timer used to configure timer values specific to a particular Link. Entries are added to this table via cgspLinkTimerRowStatus in accordance with the RowStatus convention.
Back to CISCO-ITP-GSP-MIB MIB page.
IPHost Network monitor allows you to monitor cgspLinkTimerTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.