[SOLVED] Sonicwall VPN Monitoring - Spiceworks
To see if traffic is traversing the tunnel run these commands on the USG while sending a ping to a remote client: sudo tcpdump -npi vti0 (if using Auto IPsec VPN) sudo tcpdump -npi vti64 (if manual VPN with dynamic routing enabled) Take a look at the packet in/packet out counters with "show vpn ipsec sa", see if any are making it across. VPN Tunnel Monitoring - social.technet.microsoft.com Apr 30, 2013 - Juniper Networks No - Enable the VPN Monitor 'Optimize' setting and test the VPN connection again. Temporarily disable VPN Monitor to see if the VPN stays up and data passes thru the VPN. (For assistance, from the WebUI, uncheck the VPN Monitor box, or from the CLI, unset the vpn
UniFi - Verifying and Troubleshooting IPsec VPN on USG
Monitor VPN Tunnels With CloudWatch Alarms
Monitor and Troubleshoot BOVPN Tunnels
Monitoring Tunnels The Regular tunnel is considered "up" if both peers have Phase 1 and Phase 2 keys. Permanent tunnels are constantly kept active and as a result it is easier to recognize malfunctions and connectivity problems. With Permanent tunnels administrators can monitor the two sides of a VPN tunnel and identify problems without delay. Viewing concurrent tunnels information - Check Point " A VPN tunnel is monitored by periodically sending "tunnel test" packets. As long as responses to the packets are received the VPN tunnel is considered "up." If no response is received within a given time period, the VPN tunnel is considered "down." Permanent Tunnels can only be established between Check Point Security Gateways. "