Ping check, Latency and packet loss check between two vpn peer

We want to have the feature to do ping check to a freely definable IP that can be reached through the tunnels and graphic history with latency, loss required a service check per VPN peer, so that we know when a VPN tunnel has a fault. Request your assistance and the feature to be deploy as soon as possible inorder to have better monitoring with respect to VPN tunneling deep and full fledge monitoring