视频会议系统技术解决方案目录第1章前言.......................................................11.1概述.....................................................11.2视频会议的义意及作用.....................................11.3视频会议技术简介.........................................2第2章科达视频会议系统...........................................42.1简介.....................................................42.2产品系列.................................................52.3科达视频会议系统特点.....................................52.3.1安全和可靠............................................52.3.2权威机构认证..........................................52.3.3通信协议支持..........................................52.3.4级联..................................................62.3.5热备份................................................62.3.6清晰图像..............................................62.3.7高保真音效............................................62.3.8扩展能力强大..........................................62.3.9支持H.239双流........................................62.3.10电视墙功能........................................72.3.11大容量............................................72.3.12内置代理..........................................72.3.一三码流适配..........................................72.3.14全中文WEB操作界面................................72.3.一五动态速率调整......................................82.3.16智能丢包恢复机制..................................8第3章方案设计...................................................93.1项目概况.................................................93.1.1组网需求..............................................93.2设计依据.................................................93.3设计原则................................................103.4组网方案................................................103.4.1组网拓扑图...........................................113.4.2组网说明.............................................123.5本系统主要应用..........................................123.5.1召开全网会议.........................................123.5.2召开分组会议.......................................一三3.5.3召开自助式会议.....................................一三3.5.4远程培训...........................................一三3.6本系统主要功能........................................一三3.6.1会议控制功能.......................................一三3.6.2多画面显示...........................................143.6.3中文字幕和数字横幅...................................143.6.4动态速率调整.......................................一五3.6.5智能丢包恢复.......................................一五3.6.6网守功能...........................................一五3.6.7多网段接入...........................................163.6.8内置代理功能.........................................16第4章方案特点..................................................174.1先进性..................................................174.2兼容性..................................................174.3扩展性................................................一八4.4安全性................................................一八4.5可靠性..................................................194.6易用性..................................................194.7会议质量保证............................................19第5章设备功能简介............................