6、Implementing SIP and SCCP Phones

transformer2023

于 2025-05-25 13:44:55 发布

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分类专栏： CCNA Voice认证实战指南文章标签： SIP SCCP Cisco Unified Communications Manager

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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