With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
mnAdvSequence
mn Adv Sequence
1.3.6.1.2.1.44.1.3.2.2.2
The sequence number of the most recently received advertisement. The sequence number ranges from 0 to 0xffff. After the sequence number attains the value 0xffff, it will roll over to 256.
Back to MIP-MIB MIB page.
IPHost Network monitor allows you to monitor mnAdvSequence 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.