Re: Protecting PIX Firewall at the Perimeter Router

[William Kupersanin <kuper () glue umd edu>]

How about blocking packets with a source address of the internal networks
and rfc1918 networks coming in on the serial interface and vice versa on
the ethernet interface.


-- Willie


On Mon, 4 Nov 2002, Naman Latif wrote:

> Hi All,
>
> I wanted some suggestions\practical experiences for protecting a
> Firewall wall at the Perimeter Router Level.
>
> We have a PIX Firewall connected to our Cisco Router, which is connected
> to the Internet. Should there be any IOS Firewall Rules in the Router,
> other than blocking Telnet,FTP etc to the Firewall itself ?
>
> PIX will be doing NAT, protecting DMZ machines, and IPSec connections.
>
> Regards \\ Naman