Any port / protocol that you don't explicitly allow is blocked. What are you actually trying to do? Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://isaserver.org/authors/harrison/ Read the books! ----- Original Message ----- From: <barry@xxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Monday, February 25, 2002 20:04 Subject: [isalist] Blocking Port http://www.ISAserver.org Hi All, I have a stupid question, how can i blocking some port like for back door port on my ISA Server Thanks ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jim@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')