LTE里QOS服务等级有多少个，都是什么

QCI：QoS class identifier Qos 等级标识，用于描述UE与PCEF之间数据数据数据传输的特性：主要包含4个信息： 1、Resource Type (GBR or Non-GBR)--资源类型； 2、Priority;--资源优先级； 3、Packet Delay Budget--数据时延; 4、Packet Error Loss Rate.--数据丢包率 每种业务需要不同等级的QCI 传输质量进行保证： QCI Resource Type Priority Packet Delay Budget (NOTE 1) Packet Error Loss Rate (NOTE 2) Example Services 1 (NOTE 3) 2 100 ms 10-2 Conversational Voice 2 (NOTE 3) GBR 4 150 ms 10-3 Conversational Video (Live Streaming) 3 (NOTE 3) 3 50 ms 10-3 Real Time Gaming 4 (NOTE 3) 5 300 ms 10-6 Non-Conversational Video (Buffered Streaming) 5 (NOTE 3) 1 100 ms 10-6 IMS Signalling 6 (NOTE 4) 6 300 ms 10-6 Video (Buffered Streaming) TCP-based (e.g., www, e-mail, chat, ftp, p2p file sharing, progressive video, etc.) 7 (NOTE 3) Non-GBR 7 100 ms 10-3 Voice, Video (Live Streaming) Interactive Gaming 8 (NOTE 5) 8 300 ms 10-6 Video (Buffered Streaming) TCP-based (e.g., www, e-mail, chat, ftp, p2p file 9 (NOTE 6) 9 sharing, progressive video, etc.)

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