Billion BiPAC 7401VGP R3 User Manual page 156

Problem with LAN interface
Problem Suggested Action
Cannot PING any PC on LAN Check the Ethernet LEDs on the front panel. The LED
should be on for the port that has a PC connected. If it does
not lit, and check to see if the cable between your router and
the PC is properly connected. Make sure you have first
uninstalled your firewall program before troubleshooting.
Verify that the IP address and the subnet mask are
consistent for both the router and the workstations.
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