关键词: 会话初始协议, 网络会议, 集中式管理, 分布式管理

Abstract:

Multimedia network conference is an important network application. The management system of network conference is an emphasis of current research activities. Based on the session initiation protocol and the common network conference models, the article designs a two-layer SIP network conference management system for inter-domain conference and presents the implementation of the functions. The paper presents a new SIP extension too.

Key words: Session Initiation Protocol（SIP）, network conference, central management, distributed management