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International Standard Category: Data communication networks

GB/T 21642.4-2012    Technical requirements for IP video conference system devices—Part 4:Gatekeeper
基于IP网络的视讯会议系统设备技术要求 第4部分:网守(GK);
Category No.:33.040.40 Valid Status:valid
Issued Organization:AQSIQ,SAC Issued Date:2012-6-29
Implemented Date:2012-10-1 Abolished Date:
Superseded Standard.: Superseded Date:
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