In Tracker you are troubleshooting a VPN issue between your gateway and a partner site and you get a drop log that states "No proposal chosen" what is the most likely cause?
In the process of troubleshooting traffic issues across a VPN tunnel, you notice on the output of fw monitor -e host(172.21.1.10), accept; that packets are going through the inbound chain (i > I) and then disappearing after the outbound chain (o > __), while you were expecting to see the packet leave on O. What could be causing this issue?
A new packet has arrived to a firewall's interface. The packet was compared with the connection table and there is no match. What process does the firewall start with that connection?