----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Sent: Friday, March 29, 2002 10:44 PM Subject: basic firewall question
> Hello Netfiler, > > Can I have a firewall with the 2 nic cards on the same network. > I have this set up. > > <Router 192.168.1.0/24> ----- <switch>------<servers 192.168.1.0/24> > > I want > > <Router 192.168.1.0/24> ----- <192.168.1.0/24(eth0) FW 192.168.1.0/24(eth1)>------<switch>------<servers 192.168.1.0/24> > > Is it possible? > I don't really know what you want to do, but every nic has at least one individual IP-adress. eg. eth0 -> 192.168.1.1, eth1 -> 192.168.1.2 Now you can filter theoretically packets between these IP adresses with source:ports and destination:ports rules. But every nic in one subnet and physical net can reach all the other nics without using a router. Yes what do you want to do??? The router is connected with eth1 via the switch to the network with some servers, right? What does eth0? What does the router route? Do we have April 1st?
