If you are using a separate wireless router, use an Ethernet cable to connect from the modem to the internet port on your router.
Connect the cable, DSL, or Fiber optic line from the wall to your modem.Step 2, Connect your modem to the router. SeventhGate will by default show only the active network connection which will be used to share the Internet connection. The “Advanced 2” tab seems to be an incomplete work in progress on port forwarding and MAC filtering.