With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csbHistoryStatsTimestamp
Cisco Session Border History Stats Timestamp
1.3.6.1.4.1.9.9.657.1.4.1.21
This object indicates the time at the start of the interval when measurements were first collected for this interval in the csbCurrPeriodicStatsTable.
Back to CISCO-SESS-BORDER-CTRLR-CALL-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor csbHistoryStatsTimestamp 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.