With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cipsIsakmpPolGroup
Cisco IPsec Isakmp Pol Group
1.3.6.1.4.1.9.10.62.1.1.5.1.5
This object specifies the Oakley group used for Diffie Hellman exchange in the Main Mode. If this policy item is selected to negotiate Main Mode with an IKE peer, the local entity chooses the group specified by this object to perform Diffie Hellman exchange with the peer.
Back to CISCO-IPSEC-MIB MIB page.
IPHost Network monitor allows you to monitor cipsIsakmpPolGroup 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.
