i need to setup a working env few branch in different location for my company... My plan: Remote client from all different branch use XP RD to connect to main office server using W2k3. My conern: 1.) How many concurrent connection W2k3 able to handle ? 2.) Is there any license required for each connected client? 3.) what's the best security implementation recommended (ISA/VPN?) 4.) what's the recommended hardware requirement for the W2k3 to let all the remote client running an app with the speed. please help, thanks a lot!