At 2:45 PM -0400 8/10/01, mgraffam@idsi.net wrote:
>On Fri, 10 Aug 2001, Michael G. Schabert wrote:
>
>>  >On Fri, 10 Aug 2001, David Dierauer wrote:
>>  >
>>  >>  I am looking into getting a broadband connection for my home network,
>>  >>  and would like to set up a router using a *nix machine.  I've got two
>>  >>  68K machines just sitting around (a PowerBook 540 and an LCIII), and
>>  >>  it would be ideal if one of them could be set up for the task.
>>  >
>>  >Assuming your broadband connection comes in via ethernet, wouldn't you
>>  >need two ethernet interfaces to function as a router?  I don't think
>>  >either the powerbook 540 or the LCIII can support more than one ethernet.
>>  >
>>  >If you are going to route packets back out over the same interface they
>>  >come in on then maybe one is enough, but that doesn't sound like the best
>>  >idea to me.
>>
>>  It's generally doable...you can use a hub, connect the DSL/cable
>>  modem via X-over cable to the hub. Your router computer will get the
>>  DHCP lease, & use NAT to let the others onto the Internet. I'm
>>  currently using an 840AV for that purpose, as my ISP requires PPPOE.
>
>I set up a box to do this on a friend's network (but his NAT box runs
>Linux). The other piece you need is some facility for an IP alias. The
>IP obtained via DHCP will be unknown to the other machines on the network,
>so they won't know who their gateway is. I suppose another method would
>be to also set up the router box as a DHCP server as well.

/etc/ifaliases

Mike
-- 
Michael G. Schabert, Mac Guy
Miranda Graphic Systems, publishers of Graphic Power
http://www.graphicpower.com