With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
parTrkCnfgPassSync
par Trk Cnfg Pass Sync
1.3.6.1.4.1.351.130.2.2.1.5
This object specifies whether the trunk can be used to pass clock sync. If the value of this object is True, clock can be synchronized through the trunk; otherwise not.
Back to CISCO-WAN-PAR-MIB MIB page.
IPHost Network monitor allows you to monitor parTrkCnfgPassSync 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.