The VPN 'Ping Paradox': Solving IP Subnet Collisions
The Scenario A remote user connects to the VPN and the client status shows “Connected.” Curiously, while the user can successfully ping an internal file server at 192.168.1.50, they are unable to map network drives, DNS resolution fails, and internal web applications refuse to load. In an MSP environment, this “Ping Paradox” often leads Tier 1 technicians to believe the tunnel is healthy. However, as an escalation engineer, I recognize these as the classic symptoms of an IP Subnet Collision. ...