ATTACH和DETACH信令流程

ATTACH和DETACH信令 SGSN UENodeBSRNCMSC/VLR 1.CCCH:RRC Conn Req 2.RL Setup Req 3.RL Setup Rsp 4.Est Req 5.Est Conf 6.DL Sync 7.UL Sync 8.CCCH:RRC Conn Setup 9.DCCH:RRC Conn Setup Complete 11.Initial UE Msg(Location 10.DCCH:Initial Direct Transfer a)Updte Req 1iec 2.Drt se(teinr)Tranfrauhnticato eq13.DCCH:Initial Direct Transfer 14.iti MsachInal UEg(Att Req) 15.DCCH:DL Direct Transfer 16.Direct Transfer(Identity Req) 17.DCCH:DL Direct Transfer 18.DCCH:UL Direct Transfer styp)19.DrectTransfer(Identi Ri UENodeBSRNCMSC/VLRSGSN 20.security mode command 21.DCCH:Serurity mode command 22.DCCH:Serurity mode complete 23.security mode complete 24.Direct Transfer(Location update Accept) 25.DCCH:DL Direct Transfer 26.Iu Rel Cmd 27.Iu Rel Coplete 28.Direct Transfer(authentication and cihering rsp) 29.DCCH:DL Direct Transfer 3riod cmsecuty md0. 31.DCCH:Serurity mod cmd 32.DCCH:Serurity mod complete 33.security mod complete UENodeBSRNCMSC/VLRSGSN 34.Direct Transfer(attach accept) 35.DCCH:DL Direct Transfer 36.DCCH:UL Direct Transfer 37.Direct Transfer(attach complete) 38.Iu Rel Cmd 39.Iu Rel Coplete 40.DCCH:Rrc Conn Rel 41.DCCH:Rrc Conn Rel Complete 42.RL Del Req 43.RL Del Rsp 44.Rel Req 45.Re Completel 非联合模式ATTACH过程 基本过程说明: 信令1,9，建立好RRC信令连接，建立空口和IUB口信令通道; 信令10,27，完成CS域的注册，包括CS域鉴权和安全模式过程，然后释放CS域的IU口信令链接; 信令28,45，完成PS域的注册，包括PS域鉴权和安全模式过程，然后释放PS域的IU口信令链接和RRC连接。 联合模式ATTACH过程 UENodeBSRNCMSC/VLRSGSN 1.CCCH:RRC Conn Req 2.RL Setup Req 3.RL Setup Rsp 4.Est Req 5.Est Conf 6.DL Sync 7.UL Sync 8.CCCH:RRC Conn Setup 9.DCCH:RRC Conn Setup Complete 10.DCCH:Initial Direct Transfer L12.ocation Update Req 11.Initial UE Msg(Attach Req)13.Location Update Accept 14.Direct Transfer(ID Req)16.DCCH:UL Direct Transfer 15.DCCH:DL Direct Transfer17.Direct Transfer(ID Rsp) 18.COMMON ID UENodeBSRNCMSC/VLRSGSN 16.DCCH:UL Direct Transfer 17.Direct Transfer(ID Rsp) 18.COMMON ID 19.Direct Transfer(autenti and 21.DCCH:UL Direct Transfer cipher req)22.Direct Transfer(authentication 20.DCCH:DL Direct Transfer and cihering rsp) 23.security mod cmd 24.DCCH:Serurity mod cmd 25.DCCH:Serurity mod complete 26.security mod complete 27.Direct Transfer(attach accept) 28.DCCH:DL Direct Transfere h cmplte)raferattaco30.Direct Tns(29.DCCH:DL Direct Transfer31.Iu Rel Cmd 32.Iu Rel Coplete 33.DCCH:Rrc Conn Rel 34.DCCH:Rrc Conn Rel Complete 35.RL Del Req 36.RL Del Rsp 37.Rel Req 38.Rel Complete非联合模式DETACH SGSNUENodeBSRNCMSC/VLR 1.CCCH:RRC Conn Req 2.RL Setup Req 3.RL Setup Rsp 4.Est Req 5.Est Conf 6.DL Sync 7.UL Sync 8.CCCH:RRC Conn Setup 9.DCCH:RRC Conn Setup Complete 10.DCCH:Initial Direct Transfer11.Initial UE Msg(IMSI detach Ind) 12.Iu Rel cmd 13.Iu Rel Coplete SGSNUENodeBSRNCMSC/VLR 13.DCCH:Initial Direct Transfer 14.Initial UE Msg(Detach Req) 15.Common ID 16.Iu Rel cmd 17.Iu Rel Coplete 18.Iu Rel Coplete 19.DCCH:Rrc Conn Rel 20.DCCH:Rrc Conn Rel Complete 21.RL Del Req 22.RL Del Rsp 23.Rel Req SGSN 24.Rel Complete 联合模式DETACH MSC/VLRSRNCUENodeB 1.CCCH:RRC Conn Req SupReq2.RL et 3.RL Setup Rsp 4.Est Req 5.Est Conf 6.DL Sync 7.UL Sync 8.CCCH:RRC Conn Setup.9DCCH:RRC Conn Setu Copleepmt 11.DCCH:Initial Direct Transfernfrc rase1.CH:Initial DiretT0DC 12.Initial UE Msg(Detach Req) 13.Initial UE Msg (IMSI detach Ind) 14.Common ID 15.Iu Rel cmd 16.Iu Rel Coplete 17.DCCH:Rrc Conn Rel 18.DCCH:Rrc Conn Rel Complete 19RL el eq.DR 20.RL Del Rsp 21.Rel Req 22.Rel Complete