On Asus RT-AC68U
Firmware Version: 384.8_2
On VPN Server - OpenVPN page
Client will use VPN to access [LAN only, Internet only, Both] setting is not available if VPN Details is set to Advanced Settings
It is still possible to set this setting in General mode then switch to Advanced Settings and click save.
This setting needs to be available in both General and Advanced Settings modes
Firmware Version: 384.8_2
On VPN Server - OpenVPN page
Client will use VPN to access [LAN only, Internet only, Both] setting is not available if VPN Details is set to Advanced Settings
It is still possible to set this setting in General mode then switch to Advanced Settings and click save.
This setting needs to be available in both General and Advanced Settings modes