What is Remote Desktop? What is the bulk Remote Desktop Connection?

What is Remote Desktop?
　　When a computer is turned on Remote Desktop Connection feature we can control at the other end of the network of this computer, through the Remote Desktop feature of our real-time operation of this computer, install software, run the program on it, everything it seems to be the same as directly on the computer operation. This is the biggest remote desktop function, the control unit in a secure server at home by the function of the network administrator, and because this feature is built into the system so to use than other third-party remote control tool more convenient and flexible.
　　However, due to the need for WINDOWS Remote Desktop host computer has a unique IP address, and the computer has a higher level of user requirements, and therefore not suitable for ordinary users.
What is the bulk Remote Desktop Connection?
　　For example: iis7 Remote Desktop Connection:
1, batch management WIN series servers, VPS.
2, bulk import of VPS server IP, port, username and password.
3, bulk open multiple server VPS Remote Desktop.