With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rsvpSenderLastChange
rsvp Sender Last Change
1.3.6.1.2.1.51.1.2.1.21
The time of the last change in this PATH message; This is either the first time it was received or the time of the most recent change in parameters.
Back to RSVP-MIB MIB page.
IPHost Network monitor allows you to monitor rsvpSenderLastChange 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.