IP Routing does not offer true routing functionality. It allows : DMZ traffic to pass secureNAT traffic to pass Any traffic that you limit via ISA rules and filters will be refused. Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://isaserver.org/authors/harrison/ Read the books! ----- Original Message ----- From: "Karl Schneider" <kschneider@xxxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Monday, February 25, 2002 12:33 Subject: [isalist] Allowing external ping access http://www.ISAserver.org I would like to allow external ping's from only 2 machines in my network. If I enable IP routing, everyone has the functionality. Any suggestions on how to limit access via a filter? Any suggestions about potential security holes that will open up as a result of enabling IP routing? Karl Schneider ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jim@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')