Client Access License

The Client Access License (CAL, German Client Access License ) is a special form of license management, which is distributed mainly in Microsoft products.

In order to access a server, should not only be for the server and client itself Licences are available, but also Client Access Licenses are acquired by the server is authorized licensing law to accept client connections. There are two licensing options: either can be purchased licenses per server, so that any number of clients in the network can be active, but only a certain number can connect to that server, or the licenses are acquired per workstation, which allows the workplace allows to connect to any number of servers in the network. The former solution is usually better if only one server exists in the network, with multiple servers latter option is usually more cost effective.

Server products from Microsoft are usually a small number of client access licenses included.

• Software License