With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
maAdvStatus
ma Adv Status
1.3.6.1.2.1.44.1.4.2.1.1.9
The row status for the agent advertisement table. If this column status is 'active', the manager should not change any column in the row.
Back to MIP-MIB MIB page.
IPHost Network monitor allows you to monitor maAdvStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.