Resolve OPNsense site-to-site VPN failures caused by certificate mismatches, incorrect Phase One and Two settings, or missing NAT exemptions.
Read MoreResolve OPNsense web interface lockout after upgrade by restarting Nginx and PHP-FPM services via console.
Read MoreIsolate two LANs in OPNsense by removing allow rules to block inter-LAN traffic while preserving internet access.
Read MoreResolve OPNsense firewall traffic issues in Hyper-V by fixing virtual switch bindings, VLAN tags, and interface assignments.
Read MoreConfigure OPNsense LAN DHCP and Unbound to provide local DNS resolution for protected devices without external dependencies.
Read MoreResolve IP address conflicts by disabling the DHCP server on DD-WRT and connecting it via LAN ports to OPNsense.
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