With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cBitsClkSourceActiveSeconds
Cisco Bits Clock Source Active Seconds
1.3.6.1.4.1.9.9.459.1.1.1.4
The total number of seconds that this clock source was active and able to serve role as specified as cBitsClkSourceRoleCurrent object.
Back to CISCO-BITS-CLOCK-MIB MIB page.
IPHost Network monitor allows you to monitor cBitsClkSourceActiveSeconds on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.