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無線網路安全機制剖析

00 02 2d 1d fa c0 00 06 25 ac 24 3c 88 8e 01 00 00 04 01 00 00 04 01 00 00 00 a0 62 fc b9 a1 2c 8c 57 88 9e 0d b3 e7 1e a3 13 00 00 00 00 00 00 00 00 01 d4 60 d5 82 b4 ce 35 59 5a 00 02 2d 1d fa c0eDestination MAC Address 00 06 25 ac 24 3ceSource MAC Address 88 8eePAE Ethernet Type 01eProtocol Version 00 ePacket Type 00 04ePacket Body Length 01eEAP-Packet Code 00eEAP-Identifier 00 04 eEAP-Length 01 eEAP-EAP Type 00 00 00 a0 62 fc b9 a1 2c 8c 57 88 9e 0d b3 e7 1e a3 13 00 00 00 00 00 00 00 00 01 d4 60 d5 82 b4 ce 35 59 5aeEAP-Type Data (2) EAPOL-Start(0x01)e EAPOL-Start,12bytesMAC Address,EAPOL0x888E Ethernet Type 00 06 25 ac 24 3c 00 02 2d 1d fa c0 88 8e 01 01 00 00 00 00 06 25 ac 24 3ceDestination MAC Address 00 02 2d 1d fa c0eSource MAC Address 88 8eePAE Ethernet Type 01eProtocol Version 01ePacket Type(0x01EAP-Start) 00 00ePacket Body Length EAPOL-LogOff(0x02)EAPOL, EAPOL-Key(0x03)Key EAPOL-Encapsulated-ASF-Alert(0x04. […]

WCDMA/UMTS 第三代無線通訊系統 Core Network 架構介紹﹝3﹞

SSCF-NNIUNI MTP3-BMessage Transfer Part 3-Be IP Over ATM SS7 SCTPStream Control Transport ProtocolRFC 2960eIuPSIPIPv4IPv6M3UA M3UAMTP3 User AdaptationeSCTPSCCPSCCPM3UA SCCPMTP3IP ATMSCCPMTP3SCCP Radio Network Layer Radio Network Radio Network Layer Radio Network Layer: RANAPeRadio Access Network Application Protocol RANAPRadio Access Network Application ProtocolUTRANIuIuCS<Circuit-Switched>IuPS<Packet-Switched>RANAPUTRANRNCRadio Network ControllerMSCSGSN3GPP R99IuRANAPSS7ATMSS7IP Over ATM IuCSIuPSRANAP MTP3-bSSCF-NNISSCOPATM AAL5M3UASCTPIP/UDPSS7 Over IP SS7:ATM AAL5 IPSCCPRANAPTransport Network LayerSSCOPSCTP RANAPMSC/VLRSGSNNon-Access StratumMMGMMCCSMUE RANAP 1UTRAN:UTRAN 2Dedicated Control Service 3Non-Access Stratum 4Radio Access Bearer 5Radio Network RNSAPRadio Network Subsystem Application ProtocolNBAPNode B Application ProtocolRRCRadio Resource Control ProtocolRadio Network Radio Network Layer: Iu FPeIu Frame Protocol Iu Frame ProtocolIuCSIuPSIu FP Transparent ModeIuPSeRadio Access BearerRadio BearerIu BearerTransparentGTP-UIu FP Support ModeIuCSeRadio Access BearerReal-Time Iu Frame Protocol Iub FPIurFPPDCPPacket Data Convergence ProtocolRadio Network System Network Layer System Network Layer Radio Network Layer Transport Network Layer System Network Layer MMMobility Managemente MMUE MSC/VLRCSCircuit-SwitchedPSPacket-Switched MMRadio BearerRRCIuCSIu BearerRANAPMMRNCRadio Network Controller MM MMCMConnection ManagementMSC/VLRCMMM MM 1MM e MMCMMMCMCM RequestMM CMRequestCMRequestMMCMCMMM 2MMe MM a TMSIe TMSI b e c e:IMSIIMEI d IMSIeMMIMSI DETACH INDICATION eeMM 3MMe MM a eBroadcast ChannelLAI<Location Area Identifier> […]

WCDMA/UMTS 第三代無線通訊系統 Core Network 架構介紹﹝1﹞

1888 GSM/GPRS2 Mbits/sec384 Kbits/sec144 Kbits/sec 1Core Network 2GSMGPRSGSMGPRS Radio Access Network 3WCDMA/UMTS WCDMA/UMTS Radio Access Network 4Service and Security 5Terminal Equipment Core NetworkPSTNIntranetCore NetworkCore NetworkCore Network Core NetworkCore Network GSM/GPRSWCDMA/UMTS 3GPPCore Network Radio Network 3GGPRSGeneral Packet Radio Service2.5GGSMGlobal System for Mobile Communication2GAMPSAdvance Mobile Phone System1G 3GPP3Ghttp://www.3gpp.org GSMGPRSWCDMA Core Netwok GSMGlobal System for Mobile CommunicationCDMACode Division Multiple AccessPDCPersonal Digital Cellular GSMFDMA + TDMA CDMACode Division Multiple AccessQualcommIS-95CDMAIS-41cdmaOneIS-95CDMAcdmaOneCDMA3G PDCNTTTDMA GSMGSMWAPWireless Application ProtocolGSMGSMWAPWAPGSM9.6Kbits/sec GSMWAP GSMCircuit-Switch PSTNCircuit-Switch GSM GSM GSMMSMobile StationBTSBase Transceiving StationMSBTSRadio InterfaceUmBTSBSCISDN (Interated Servicer for Digital Network)BSCBTS GSMCore NetworkBSCMSCASS7SignalingACDEFGSignalingGSMSS7Signaling System #7T1E1T124E131 MSCBSCMSCPCMET1/E1GMSCGMSCPSTN GSM PLMNPSTNMSCGMSC MSCGMSC User BUser EGSM PLMN 2User BUser EUser BUser CellBTSBSCMSCMSCUser EBSCUser ECellBTSUser BUser E User AUser EGSMPLMN 1PLMN 2User AUser EGSMGMSC PSTNUser FUser AGMSCPSTNUser AUser F PSTN :HLRVLR GSMSS7Signaling System 7Out-of-BandOut-of-Band Out-of-BandSS7 Signaling TrafficSS7ABUser Traffic Out-of-BandIn-of-Band? […]