Laurence F. Sheldon, Jr. wrote:
I've been inactive in the racket for a while but personally think blocking any ICMP from or to people you want to talk to is a mistake, but last I heard just about everybody was telling me to block _some_ ICMP or other for some mythical reason o other.
And the more expensive consultants (considering TCO) and most of the "firewall" experts were telling me to block them all.
And occurs to me now that there are one or two places that operate routers in RFC 1918 space and some that will not pass traffic that is sourced in RFC1918 space. -- Requiescas in pace o email Two identifying characteristics of System Administrators: Ex turpi causa non oritur actio Infallibility, and the ability to learn from their mistakes. Eppure si rinfresca ICBM Targeting Information: http://tinyurl.com/4sqczs