There are two network card, two modem. It is necessary to configure the routing on the computer in such a way that the network card looks only at the Internet, and the second network card only at certain IP. + How to set up VoIP on Ubuntu (ExpresTalk) and a couple of Windows programs that work, again, remotely. Any tips?

    1 answer 1

    There are two network card, two modem.

    Is it the 4th network interface?

    It is necessary to configure the routing on the computer in such a way that the network card looks only at the Internet, and the second network card only at certain IP.

    • route add default gw dev eth0
    • route add -net xxx.yyy.aaa.bbb / ss gw dev eth1
    • etc

    A set of utilities iproute2 generally works wonders.