All four ports should work in router mode and only one port will work in modem mode, it’s suggested you use port 4 in modem mode. You should NOT have the hub in router mode with any other network equipment in router mode, it should be in bridge mode. With another router you should have the VM hub in modem mode.
Tudor
There are 10 types of people: those who understand binary and those who don't and F people out of 10 who do not understand hexadecimal c1a2a285948293859940d9a49385a2