With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cItpXuaAsActiveTS
Cisco IP Transfer Point Xua As Active TS
1.3.6.1.4.1.9.9.253.1.8.1.1.6
The value of system uptime at the time when this AS became active. A value of zero (0) indicates that the AS is not active.
Back to CISCO-ITP-XUA-MIB MIB page.
IPHost Network monitor allows you to monitor cItpXuaAsActiveTS 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.