With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
alSepModuleStatsDHDerivedSecretKeys
ALTIGA Sep Module Statistics DH Derived Secret Keys
1.3.6.1.4.1.3076.2.1.2.30.2.1.23
The number of times a SEP has derived the Diffie Hellman secret key.
Back to ALTIGA-SEP-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor alSepModuleStatsDHDerivedSecretKeys on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.