Hi and good day, As I know You must create Access Rule on ISA SERVER for ping. How do you create this rule ? Open ISA Management Firewall policy/ New/ Access Rule select and Enter Rule name such as 'Access Rule or Ping Permission' Allow/ Selected Protocol/ Echo (TCP) Echo (UDP) ICMP Information Request And Ping Next step From/Internal To/External And OK Finish and Apply Best Regards Ergun ANIL -----Original Message----- From: tikly [mailto:administrator@xxxxxxxxxxxxx] Sent: Tuesday, January 17, 2006 12:10 PM To: [ISAserver.org Discussion List] Subject: [isalist] How do I enable PING for clients through my ISA ? http://www.ISAserver.org good day, we have a digint line(leased), to internet with a static ip addresses 196.34.185.1-30. a mail server uses one of these ie.196.34.185.4 and the isa (proxy)196.34.185.12. internal ip range 192.168.0.1-254, all clients can access the internet but not the email server through MS outlook. when i try to ping the email server through the isa server it's fine, but using one of the client pc's does not ping. how do i enable the ping on the lan to the internet. thanking you in advance\ tiks ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: Ergun.anil@xxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=isalist Report abuse to listadmin@xxxxxxxxxxxxx