What is remote procedure call (RPC)?

Remote Procedure Call (RPC) is a powerful technique for constructing distributed, client-server based applications. It is based on extending the conventional local procedure calling so that the called procedure need not exist in the same address space as the calling procedure.

What are RPC calls?

The specialty of RPC calls is communication between different computers, but they can also contribute to communication between different processes within a connected system. RPC calls always run according to a certain pattern: A client contacts, for example, a central database server when searching for a spare part.

What is RPC protocol?

RPC is a request–response protocol. An RPC is initiated by the client, which sends a request message to a known remote server to execute a specified procedure with supplied parameters. The remote server sends a response to the client, and the application continues its process.