This doesn't sound like it should be a problem as long as ISA server is not configured to listen on port 25. Brett Wass DB/Web Administrator b.wass@xxxxxxxxxxxxxxxxxxxxxxxxxxx Southern Cross TEN Queensland Ph: 07 4726-2000 Fax: 07 4726-2059 Mob: 0421 053-218 -----Original Message----- From: Anthony Ament Sent: Wednesday, 22 May 2002 13:20 To: [ISAserver.org Discussion List] Subject: [isalist] Mailwall on ISA http://www.ISAserver.org Can i install and run a SMTP mail screener like Mailwall on ISA server then have it forward SMTP mail to an exchange 2000 Server on the internal network? Are there any traps to look out for? Regards Anthony ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: brettwass@xxxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')