6、Implementing SIP and SCCP Phones

Implementing SIP and SCCP Phones

1. Introduction to SIP and SCCP Protocols

In today’s rapidly evolving telecommunications landscape, Session Initiation Protocol (SIP) and Skinny Client Control Protocol (SCCP) are two of the most widely used signaling protocols for managing IP telephony devices. Both protocols serve the crucial role of establishing, maintaining, and terminating real-time sessions over IP networks, but they differ significantly in their architecture, functionality, and deployment scenarios.

1.1 SIP Overview

SIP is an application-layer control protocol that manages multimedia communication sessions such as voice and video calls over IP networks. It is designed to be independent of the underlying transport layer, making it high