Diameter

Read this article about the history of Diameter and why it was developed. What preceded Diameter as an authentication protocol? While you do not need to understand how Diameter authenticates, you should have a general idea of its authentication process.

4.Implementation Of Diameter Protocol Stack

Implementation begins with the sequence of development of the diameter base protocol and as well as the corresponding required diameter application protocol.

API is another important development which acts as interface between the diameter base and its corresponding diameter application protocol. DIAMETER is application layer protocol comes under TCP/IP protocol suite and it runs over reliable transport protocols, TCP (Transmission Control Protocol) and TLS (Transport Layer Security).