Home / Standards / GB/T 21642.2-2008 GB/T 21642.2-2008 Active The technical requirements for video conference system devices based on IP-based network - Part 2: Multipoint Processor 基于IP网络的视讯会议系统设备技术要求 第2部分: 多点处理器(MP) Standard Type GBT ICS 33.040 CCS M33 Status 现行 Issue Date 2008-04-10 Implementation 2008-11-01 Responsible Dept 工业和信息化部(通信) Drafting Unit N/A