Windows Small Business Server 2003

Exchange FE is behind the following firewalls:

 ISA Server 2004, Service Pack 1 which is included in Windows SBS Premium Edition, Service Pack 1

 The built-in Routing and Remote Access firewall in Windows SBS

Requires desktop ActiveSync installed on a client computer

See Deploying Windows Mobile 5.0 with Windows Small Business Server 2003 at this Microsoft Web site: http://go.microsoft.com/fwlink/?LinkId=109220.