I don't see anywhere where you use the term "DHCP Relay"? From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Andy Haigh Sent: Tuesday, November 18, 2008 6:04 PM To: isalist@xxxxxxxxxxxxx Subject: [isalist] ISA 2006 Install into Windows 2008 Domain Hi All, I have setup the following: Windows 2008 Domain Controller Windows 2003 R2 SP2 + ISA 2006 SP1 I have setup VPN access and am able to connect to the ISA Server but I don't get an IP address from the DHCP server on the internal Windows 2008 server. I have disabled the Firewall on the Windows 2008 server and ensured that NAP is disabled on the DHCP server but still it doesn't provide IP address. Have I missed something obvious? Is it supported? Thanks Andy