you can use acccess control lists as a starting point, but it would
ultimately depend on what ios you have. if you have the ip/fw ios you can
be more granular as to what to let out and in.
Hope this helps
George, Head Janitor, CCNA CCDA
Cisco Systems
""Eric Waguespack"" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> I have 2 x 2501 routers, each with 1 ethernet, and 2
> serial.
>
> I was wondering how I would go about useing the
> routers back to
> back to create a firewall for my cable modem network
>
>
> @home---e0(router)s0---s0(router)e0---(switch)---(pc)
>
> possible issues:
> -use nat?
> -ip unnumbered on serial interfaces?
>
>
> the reason I cant just use one router, is that i have
> only one
> ethernet per router.
> also, i realize that this is goofy, and that a
> software
> firewall would be easier, I am also trying to get
> familiar with
> the ios firewall feature set.
>
>
>
>
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