With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
parClockSourceId
par Clock Source Id
1.3.6.1.4.1.351.130.4.1.1.5
Specifies identification of the clock - for example - if clock source is `Interface' then this field will carry logical interface number
Back to CISCO-WAN-PAR-MIB MIB page.
IPHost Network monitor allows you to monitor parClockSourceId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.