On Mon, 20 Dec 2004, Ray Olszewski wrote: > At 02:17 PM 12/20/2004 +0600, Kev wrote: > >Hi all, > > > >is it possible to route to deferent gateways depend on the protocol (Eg:SMTP) > >using Linux routing tabes or iptabels, if so does any one know how to do > >it ?
For registerd services one could try to filter and redirect based on src/dest port but that is not rocksolid. Is the smtp server at your intranet or internet side ? If it's in your local net shouldn't be much of a problem.. with iptables or pf. > With respect to routing tables, the answer is a definite no. Routing tables > operate only at the IP-address level (network layer), and protocols are the > next level up (transport layer -- TCP or UDP). > > With respect to iptables ... I cannot immediately think of a way to do > this, but iptables offers an awful lot of flexibility, so I would not rule > out some tricky solution, especially in a context where the gateways are > NATing routers. But I have nothing specific to suggest. > > >thanks > >Kev J. - To unsubscribe from this list: send the line "unsubscribe linux-newbie" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs