sudo resolvectl dns tun0 10.0.0.1 10.0.0.2 sudo resolvectl domain tun0 company.local Use code with caution. 2. TLS/Cipher Mismatches
| Problem | Solution | |---------|----------| | | Add --no-cert-check (OpenConnect) or install correct CA cert | | SAML authentication loop | Use OpenConnect with --browser flag: openconnect --protocol=f5 vpn.com --browser | | DNS leaks after disconnect | Restart network manager: systemctl restart NetworkManager | | Permission denied on tun device | Add user to netdev group: sudo usermod -aG netdev $USER (log out/in) | f5 vpn client linux