ICS 33.060 M36 YD 中华人民共和国通信行业标准 YD/T××x×-×××x 基于LTE技术的宽带集群通信（B-TrunC）系统 （第二阶段）接口技术要求终端到集群核心网接 口 Technical requirements for interface between UE and trunking core network of LTE based Broadband Trunking Communication (B-TrunC) system (Phase 2) X XXX-X X-XX发布 XXXX-XX-XX 实施 中华人民共和国工业和信息化部发布 行业标准信息服务平台 YD/T XXXX-XXXX 目 次 前言.. IV 1范围. 2规范性引用文件. 3术语、定义和缩略语 3.1术语和定义. 3.2缩略语.. 4接口模型. 4.1NAS架构. 4.2接口协议栈. .3 5TSM状态机 .3 5.1注册状态机. .3 5.2全双工单呼呼叫状态机. .6 5.3半双工单呼呼叫状态机. .10 5.4组呼呼叫状态机. 12 5.5话权状态机. 5.6多媒体集群业务状态机. 17 6EMM集群增强. 6.1EMM过程.. .18 6.2EMM消息 6.3EMM信息单元 .22 7TSM过程， .24 7.1注册和注销. 7.2全双工单呼. .27 7.3半双工单呼-无应答... 7.4语音组呼和可视组呼.. .34 7.5话权管理。 7.6视频源指示. .41 7.7上行直传.. 7.8下行直传. 7.9组信息更新. 7.10遥毙遥晕复活. .43 7.11呼叫过程中改变媒体， .43 8TSM信令消息. .45 8.1概述. .45 8.2 TRUNKING REGISTER REQUEST.. .45 8.3 TRUNKING REGISTER ACCEPT... . 46 8.4 TRUNKING REGISTER REJECT... 8.5 TRUNKING REGISTER COMPLETE 48 1 YD/T XXXX-XXXX 8.6 TRUNKING DEREGISTER REQUEST. .48 8.7 TRUNKING DEREGISTER ACCEPT .49 8.8 CALL REQUEST. 8. 9 CALL ACCEPT. ..52 8.10 CALL COMPLETE 8.11 CALL PROCEEDING. .53 8. 12 CALL CONFIRMED. 8.13 CALL REJECT. ..55 8. 14 CALL CONNECT. 8. 15 CALL CONNECT ACK. ..57 8. 16 ALERTING. .58 8.17 GROUP CALL SETUP INDICATION. ...59 8.18 GROUP CALL RELEASE INDICATION.. ..60 8.19 CALL RELEASE REQUEST.... 8.20 CALL RELEASE RESPONSE.. .61 8.21 FLOOR REQUEST 8. 22 FLOOR GRANT. ..63 8.23 FLO0R GRANT ACK. 8. 24 FLOOR REJECT. .64 8.25 FLOOR WAIT .65 8.26FLOORINFORM. 8. 27 FL0OR RELEASE. ..66 8.28 FLOOR RELEASE ACK.... 8.29 VIDEO SOURCE INDICATION.. .68 8.3O TRUNKING UPLINK TRANSPORT... 8. 31 TRUNKING DOWNLINK TRANSPORT.. ..69 8.32 KILL/STUN/REVIVE REQUEST.... 8.33KILL/STUN/REVIVE RESPONSE. .70 8.34 GROUP INFORMATION UPDATE REQUEST. .71 8.35 GROUP INFORMATION UPDATE COMMAND. 8.36 GROUP INFORMATION UPDATE RESPONSE. .72 8.37 SPEAKING TIMEOUT INFORM.. .73 8.38 CALL MODIFY REQUEST. .73 8.39 CALL MODIFY RESPONSE.. 8.40 CALL MODIFY ACK. .76 9TSM消息格式与信息单元 9.1集群NAS消息结构. .77 9.2信息单元编码. 9.3 Protocol discriminator. ..80 9.4 Spare half octet.. .80 9.5 Trunking Procedure Transaction Identity .80 9.6 Message Type. .80 9.7其它信息单元. II