With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csbHistoryStatsTotalTapsRequested
Cisco Session Border History Stats Total Taps Requested
1.3.6.1.4.1.9.9.657.1.4.1.42
This object indicates the lawful intercept tap attempts requested within the scope of this query during this interval.
Back to CISCO-SESS-BORDER-CTRLR-CALL-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor csbHistoryStatsTotalTapsRequested on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.