if you are using routed mode, the interfaces must use different ip addresses. at least two interfaces must have ip addresses configured.

    1 select network =] configuration.

    the network configuration dialog box appears.

    2 for each interface, in the ip address text box, type the address in slash notation.

    when typing ip addresses, type the digits and periods in sequence. do not use the tab or arrow key to jump past the periods. for more information on entering ip addresses, see “entering ip addresses” on page 38.

    3 for the external interface, enter the default gateway.