【正文】 據(jù)記錄　　SSMTCDR SGSN delivered Short message Mobile Terminated CDR SGSN產(chǎn)生的移動臺終止的短消息計(jì)費(fèi)數(shù)據(jù)記錄　　STC Signaling Transport Convert 信令傳輸轉(zhuǎn)換　　STD Selective Transmit Diversity 選擇性發(fā)射分集　　STM1 Synchronous Transfer Mode 1 同步傳輸模式1　　SSP Service Switching Point 業(yè)務(wù)交換點(diǎn)　　STP Signalling Transfer Point 信令轉(zhuǎn)接點(diǎn)　　STTD Space Time Transmit Diversity 空時發(fā)射分集　　SVC Switched Virtual Channel 交換虛通道　　 T 　　TA Timing Advance 定時提前　　Tbd to be decided 待定　　TC Transcoder 碼變換　　TCAP Transaction Capability Application Part 事務(wù)處理能力應(yīng)用部分　　TCH Traffic Channel 業(yè)務(wù)信道　　TCP Transmission Control Protocol 傳輸控制協(xié)議　　TDD Time Division Duplex 時分雙工　　TDM Time Division Multiplex 時分復(fù)用　　TDMA Time Division Multiple Access 時分多址接入　　TEID Tunnel Endpoint Identifier 隧道端點(diǎn)標(biāo)識　　TF Transport Format 傳輸格式　　TFC Transport Format Combination 傳輸格式合并　　TFCI Transport Format Combination Indicator 傳輸格式合并指示　　TFS Transport Format Set 傳輸格式集　　TFT Traffic Flow Template 業(yè)務(wù)流模板　　TG Tandem Gateway 中繼網(wǎng)關(guān)　　TID Tunnel Identifier 隧道標(biāo)識　　TM Topology Management 拓?fù)涔芾怼　ME Transfer Mode Enitity 傳輸模式實(shí)體　　TMSI Temporary Mobile Subscriber Identity 臨時移動用戶識別碼　　TOS Type of Service 服務(wù)類型　　TPC Transmit Power Control 發(fā)送功率控制　　TrBk Transport Block 傳輸塊　　TrCH Transport Channel 傳輸信道　　TS Time Slot 時隙　　TSAP Transport layer Service Access Point 傳輸層服務(wù)訪問接點(diǎn)　　TSTD Time Switched Transmit Diversity 時間交換發(fā)射分集　　TTI Transmission Time Interval 傳輸時間間隔　　TU Tributary Unit 支路單元　　TUG Tributary Unit Group 支路單元組　　TUP Telephone User Part() 電話用戶部分　　TX Transmit 發(fā)送　　TxAA Transmit Adaptive Antennas 發(fā)射自適應(yīng)天線　　 U 　　UAT Unavailable Time 不可用時間　　UAS Unavailable Second 不可用秒　　UACU UMSC PSM Auxiliary Control unit PSM框輔助控制單元　　UBIU UMSC PSM Back Interface Unit PSM框后插接口板　　UBR Unspecified Bite Rate 非限定比特率　　UDP User Datagram Protocol 用戶數(shù)據(jù)報(bào)協(xié)議　　UE User Equipment 用戶設(shè)備　　UER User Equipment with ODMA relay operation enabled 有ODMA中繼操作功能的用戶設(shè)備　　UEPI UMSC E1 Processing Interface Unit E1接品處理后插板　　UFEU UMSC Fiber and Ethernet Interface Unit 光/以太接口單元　　UFIU UMSC Fiber Interface Unit 光接口單元　　UGBI UMSC GB Interface Unit Gb接口處理板　　UGTP UMSC GTP Processing Unit GTP協(xié)議處理板　　UI User Interface 用戶界面、接口　　UICP UMSC Iu_PS Control Processing Unit Iu_PS接口控制面處理板　　UL Uplink (Reverse link) 上行鏈路(反向鏈路)　　ULPC UMSC BNET 2port Line Processing Unit BNET線路處理板(2路622M業(yè)務(wù)引擎)　　ULPD UMSC BNET 1prot Line Processing Unit BNET線路處理板(1路622M業(yè)務(wù)引擎)　　ULPU UMSC BNET 4port Line Processing Unit BNET線路處理板(4路622M業(yè)務(wù)引擎)　　UM Unacknowledged Mode 非確認(rèn)模式　　UMPU UMSC BNET Main Processing Unit BNET主控板　　UMTS Universal Mobile Telemunications System 通用移動通信系統(tǒng)　　UNET UMSC BNET Network Transfer and Switching Unit BNET交換網(wǎng)絡(luò)/時鐘板　　UNI User Network Interface 用戶網(wǎng)絡(luò)接口　　UNACK Unacknowledgement 非確認(rèn)　　UOMU UMSC Packet Service Oamp。M Unit 操作維護(hù)處理板　　UP User Plane 用戶平面　　UPC Usage Parameter Control 使用參數(shù)控制　　UPMU UMSC PSM Power Monitoring Unit PSM框電源監(jiān)控板　　UPSB UMSC PSM Backplane Board PSM框背板　　UPTB UMSC PSM Power Transfer Board PSM框電源轉(zhuǎn)接板　　UPWR UMSC PSM Power Transfer Board PSM框電源模塊　　URA UTRAN Registration Area UTRAN注冊區(qū)　　URCU UMSC PSM subRack Control Unit PSM框框控制單元　　URFM UMSC BNET Route Forward Module BNET路由轉(zhuǎn)發(fā)板　　USCH Uplink Shared Channel 上行鏈路共享信道　　USIM UMTS Subscriber Identity Module UMTS用戶身份模塊　　USPU UMSC Packet Service Signal Processing Unit 分組業(yè)務(wù)信令處理板　　USR Universal Switching Router 通用交換路由器　　USSD Unstructured Supplementary Service Data 非結(jié)構(gòu)化補(bǔ)充業(yè)務(wù)數(shù)據(jù)　　UTOPIA Universal Testamp。Operations PHY Interface for ATM ATM的通用測試和操作物理接口　　UTRAN Universal Terrestrial Radio Access Network 通用地面無線接入網(wǎng)　　V 　　VAD Voice Activity Detection 語音激活檢測　　VAS valueadded service 增值服務(wù)　　VBR Variable Bit Rate 可變比特率　　VC Virtual Channel 虛通道　　VCC Virtual Channel Connection 虛通路連接　　VCI Virtual Channel Identifier 虛通道標(biāo)識　　nrtVBR NonReal Time Variable Bit Rate 非實(shí)時VBR　　rtVBR Real Time Variable Bit Rate 實(shí)時VBR　　VLR Visitor Location Register 拜訪位置寄存器　　VMGW Virtual Media Gateway 虛擬媒體網(wǎng)關(guān)　　VMSC Visited MSC 拜訪MSC　　VOIP Voice Over IP IP語音　　VP Virtual Path 虛通路　　VPLMN Visited PLMN 拜訪PLMN　　VPI Virtual Path Identifier 虛通路標(biāo)識　　VPN Virtual Private Network 虛擬專用網(wǎng)　　VPU Virtual Process Unit 虛擬處理單元　　VRP Versatile Routing Platform 通用路由平臺　　VRP Virtual Routing Protocol 虛擬路由協(xié)議　　VToA Voice Transfer over ATM ATM語音　　W 　　WAD Wireless Advertisement 無線廣告業(yè)務(wù)　　WAN Wide Area Network 廣域網(wǎng) 　　WAP Wireless Access Protocol 無線接入?yún)f(xié)議　　WAP Wireless Application Protocol 無線應(yīng)用協(xié)議　　WCDMA Wideband Code Division Multiple Access 寬帶碼分多址　　WFQ Weighted Fair Queueing 加權(quán)公平隊(duì)列　　WIN Wireless Intelligent Network 無線智能網(wǎng)(移動智能網(wǎng))　　WRED Weighted Random Early Detection 加權(quán)隨機(jī)早期檢測　　WWW World Wide Web 萬維網(wǎng)　　X 　　X1_1ps Interface between ADMF and SGSN for all LI administrative messaging ADMF和SGSN間的接口　　X2_1ps、X_2ps Interface between the SGSN and DF2P for delivery of IRI SGSN和DF2P間的接口　　X3_1ps、X_2ps Interface between the SGSN and DF3P for delivery of IDP SGSN和DF3P間的接口由于本人能力有限，未盡之處還需要大家的補(bǔ)充