2020年9月7日 · SIP is used for establishing, modifying, and terminating IP based communication sessions with one or more participants whereas SCCP protocol is a Cisco proprietary protocol which is used for communication between Cisco Call Manager and Cisco VOIP phones.

SCCP (Skinny Call Control Protocol) and SIP (Session Initiation Protocol) are both signaling protocols used in Voice over IP (VoIP) systems. However, they have some key differences. SCCP is a proprietary protocol developed by Cisco Systems and is primarily used in Cisco Unified Communications Manager (CUCM) environments.

2013年11月8日 · Although SIP is most popular and hot protocol outside Cisco whether for service providers or other PBX manufacturer but within Cisco atleast for terminals, SCCP is still more stable, reliable including as you mentioned more features than SIP.

2019年3月4日 · SIP is heavier protocol than SCCP and has got a range of different messages with each having lot of additional data. SCCP is a very light weight protocol having very simplified message structure: Generally used with non-cisco IP PBX like Asterisk etc. Used with CUCM or CME: SIP requires registration including a username and password

SIP is used for establishing, modifying, and terminating IP based communication sessions with one or more participants whereas SCCP is a Cisco proprietary protocol which is used for communication between Cisco Call Manager and Cisco VOIP phones.

SIP (Session Initiation Protocol)和SCCP (Skinny Call Control Protocol)都是基于IP的通信网络中的会话控制协议。 SIP用于与一个或多个参与者建立、修改和终止基于IP的通信会话，而SCCP是思科的专有协议，用于思科呼叫管理器和思科VOIP电话之间的通信。

2014年2月1日 · H.323 and SIP are both referred to as "call control" protocols. They allow a device, such as a desk phone, softphone, or videoconferencing system to place a call to another person over IP. H.323 was created by the ITU-T and was primarily focused on videoconferencing.

SIP (Session Initiation Protocol) and SCCP (Skinny Call Control Protocol) are both session control protocols used in Voice over IP (VoIP) communication systems. They have some key differences: Origin: SIP is an open-source protocol that can be used on any device, while SCCP is a Cisco proprietary protocol used primarily in Cisco products.

2019年12月20日 · How SCCP & SIP Phone Works? This document intends to help the beginners to understand the basics of IP Telephony. It explains the working concept of the SCCP & SIP Phones and the Dial rules, digit forwarding methods to initiate a call. As a prerequisite understand the IP Phone Registration Process.

SCCP 是思科独有的 IP电话协议 SIP 是Session Initiation Protocol, 会话发起协议. 涵盖面更广,IP电话只是一方面的应用.