Flexi设备知识培训.ppt

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1、目录,1,Flexi BSC 发展历程,2nd BSC generation Large Capacity SW up to 256 TRX(S6)with 2 racks,660 TRXs with 1-cabinet BSC3i 660 configuration(S10.5)1000 TRX with 1-cabinet and up to 2000 TRXs with 2 cabinets by BSC3i 1000/2000(S12&S13)3000 TRX with 1-cabinet by Flexi BSC(BSC3i Flexi)(S14)Complete solution

2、for future CS and PS traffic handling capacity requirements with IP connectivity,High Capacity BSC along with smooth upgrade path(S8)Capacity increase up to 512 TRX with 2 racks,1991,1995,1999,2002,BSC3i,BSC2i,BSCE,First BSC generationUp to 128 TRX with 2 high racks,BSC2,2007,2009,第一代产品,第二代产品,第三代产品,

3、2,FlexiBSC 相同硬件平台，更高的容量,连接能力/TRXs电路域/话音分组域/数据传输能力-E1/T1-STM-1/OC-3-IPTranscoding/channels,660 TRXs4 000 Erl6 140 x 16 kbit/s CHs256 E1/T1 lines-4 GE links for Gb,O&M,Lb,Sigtran,DFCA960 channels with TCSM2,参数,BSC3i 660,3 000 TRXs18 000 Erl30 720 x 16 kbit/s CHs800 E1/T1 lines16 STM-1/OC-312 GE links

4、including also Abis and A i/f34 000 channelswith TCSM3is,Flexi BSC(BSC3i3000),2 000 TRXs12 000 Erl25 600 x 16 kbit/s CHs800 E1/T1 lines16 STM-1/OC-38 GE links for Gb,O&M,Lb,Sigtran,DFCA11 520 channels with TCSM3i,BSC3i 1000/2000,3,FlexiBSC 对比 BSC3i2000、eBSC,4,Flexi BSC 主要单元,Bit-oriented Group Switch

5、(GSWB)2N redundancy switching CS/PS traffic,connecting signalling circuitsBase Station Controlling and Signalling Unit(BCSU)N+1handling of signalling traffic(LAPD,SS7)incl.PCU(integrated in BCSU)Marker and Cellular Management Unit(MCMU)2Nsupervising of GSWB,executing RRM functionsOperation and Maint

6、enance Unit(OMU)N(2N for hard disk)supporting O&M for Flexi incl.storage devices(hard disks,USB Memory)Ethernet Message Bus(EMB)2NCommunication between Computer Units(BCSU,MCMU,&OMU)Exchange Terminal(ET/SET/ETIP)(N/1+1/1+1)connecting of transmission systems(E1/T1,STM1/OC3,PWE3)to GSWBClock and Synch

7、ronization Unit(CLS)2Ngenerating clock signals for Flexi BSC,在BSC 的设计中，运行的可靠性是最重要的考虑因素。在各单元中使用了以下冗余方法：2N 原则用于关键单元，包括一组工作单元和一组备用单元 N+1 或 N+m 冗余原则用于重要单元，一个或多个单元对一组单元的,5,Flexi BSC 内部消息结构(S14 release),SET,SET,ET,ET,SET or EET,TCSM3i-part,CLS,GSW2KB-A,ET,CLS,PCU,BCSU,Internal LAN Switch PIU for PCU LAN,M

8、CMU,OMU,Internal LAN Switch CPU for CPU LAN,EMB,Hard Disk Drive,USB Memory,Gb over IP,SGSN,SGSN,BTS,SGSN,Gb over Frame Relay,BTS,SGSN,Gb over Frame Relay,Ater,A,MSC,MSC,TCSM3i,Ater,A,Connector Panel(EMC and NE interface),BTS,EET,EET,EET,SGSN,Gb over Frame Relay,EET,MSC,TCSM3i,A,TCSM3i or TCSM2,TCSM3

9、i or TCSM2,MSC,A,Ater,IP,Connector Panel(EMC and NE interface),Connector Panel(EMC and NE interface),6,BSCC,PDFU,-,A,GSW2KB 0,GTIC 0,GSW2KB 1,GTIC 1,ETC 0,ETC 2,ETC 1,ETC 3,CLS 0,CLS 1,BCSU 0,BCSU 1,LANU 0,BCSU 3,BCSU 5,BCSU 2,LANU 0,BCSU 4,BCSU 6,MCMU 0,MCMU 1,OMU,0,1,2,3,4,5,0,6,0,3,6,9,0,3,6,9,0,

10、4,6,8,0,4,6,9,0,4,6,9,BSCC,PDFU,-,A,PDFU 0,PDFU-B,PDFU 1,PDFU-B,FTRB 0,(FTRB-A),FTRB 1,(FTRB-A),GSW2KB 0,GTIC 0,GSW2KB 1,GTIC 1,ETC 0,ETC 2,ETC 1,ETC 3,CLS 0,CLS 1,BCSU 0,BCSU 1,LANU 0,BCSU 3,BCSU 5,BCSU 2,LANU 0,BCSU 4,BCSU 6,FTRB 2,(FTRB-A),FTRB 3,(FTRB-A),MCMU 0,MCMU 1,OMU,CPETx,CPRJ45-A,CPGO/CPE

11、Tx,0,1,2,3,4,5,0,6,0,3,6,9,0,3,6,9,0,4,6,8,0,4,6,9,0,4,6,9,BSCC,SGC1C-A,SGC1C-A,CC3C-B,CC3C-A,DC3C-B,BC1C-B,BC1C-B,CPETx,CPRJ45-A,CPGO/CPETx,FRONT VIEW,FRONT VIEW,SGC1C-A(GSW2KB-A 0-1,GTIC 0-1(支持ET16，SET，EET可以混用),ETC 0-3（只支持ET16）,CLS 0-1)BC1C-B(BCSU 1-6,LANU 0-1)CC3C-B BCSU 0DC3C-B MCMU 0-1CC3C-A OM

12、U,Flexi BSC机框与硬件单元,DC3C-B,7,SGC1C-A Cartridge,Located in shelf 1 and 2Consist of unit:GSW2KB 0 or 1 on track 1-8 GTIC 0 or 1 on track 10-17 ETC 0 or 2 on track 19-26,ETC 1 or 3 on track 28-36CLS 0 or 1 on track 38-39,Front view,Flexi BSC机框与硬件单元,8,Flexi BSC机框与硬件单元,DC3C-B Cartridge,BCSU 0,CC3C-A Cartr

13、idge,CC3C-B Cartridge,MCMU 0&1,OMU,9,BC1C-B Cartridge,Located in shelf 4 and 5Consist of unit:BCSU 1 or 2 on track 1-10 LANU 0 or 1 on track 11-15 BCSU 3 or 4 on track 17-26 BCSU 5 or 6 on track 27-36,Front view,Flexi BSC机框与硬件单元,10,Flexi BSC计算单元,MCMU,BCSU,OMU,MCMU,OMU,BCSU,BCSU,BCSU,BCSU,BCSU,BCSU,F

14、lexi BSC cabinet,MCMU,BCSU,2000 x 900 x 600 cabinet(HxWxD),11,Flexi BSC计算单元MCMU,Marker and Cellular Management Unit(MCMU)执行BSC交换矩阵的控制功能和无线资源的BSC专用的管理功能。控制BSC比特交换矩阵的连接和释放。具有蜂窝管理功能，负责BSC所控制的小区和无线信道。保留并跟踪MSC所要求的无线资源和BSC的切换流程。管理无线蜂窝网的配置。通过总线与其它呼叫控制单元交换信息。Redundancy 2N,MCMU,Plug-in units CP816-AC SWPRO-C

15、 ESB24-A PSC6-AB,MCMU,MCMU,12,Flexi BSC 硬件与功能-CP816-AC,Mobile Pentium with approx.1.6 GHZ frequency,512 MB SDRAM标准V.24/V.28接口，在前面板上通过Compact PCI bus连接背板,基于MB的SCSI and Ethernet一个32bits CPCI 33Mhz两个Ultra3 SCSI四个10/100/1000Mbit/s以太网口Flexi BSC的 OMU,MCMU和BCSU的计算机都使用CP816-AC。,13,Flexi BSC 硬件与功能-SWPRO-C,SW

16、PRO-C插板用来控制GSWB的bit组交换；背板上提供了2条控制总线接口，通过2条总线控制GSWB；Processor Intel Celeron 1.0 GHz,400 MHz with SDRAM:1 GB；相比SWCOP-A，SWPRO-C可以提供更多的连接数，而MCMU的CPU负荷更小。,SWPRO-C,14,ESB24的前面板包括：4个SFP Ethernet 端口（ETH1,2Ð23,24）1个MGT端口（RJ45）用作交换管理的串口1个SER1端口（RJ45）用作初始配置的控制台连接ESB24的背板上还有20个全双工10/100/1000个T/TX以太网端口。ESB24在

17、Flexi BSC中用来为EMB和IP LAN交换提供传输，其中ESB24在MCMU中用来提供EMB交换，连接所有的CPU；在LANU中用来提供IP LAN交换，连接所有的CPU和PCU。,Flexi BSC 硬件与功能-ESB24-A（1/2）,15,Flexi BSC 硬件与功能-ESB24-A(2/2),如图中所示使用了Swithed LAN，且LAN作2N备份；EMB LANs和internal LAN是互相独立的；每个计算机单元从EMB的插头地址读出它在LAN中的EMB地址（EMB的地址值和MB地址相同）。,16,各单元MB地址,17,The BSC Signalling Unit(

18、BCSU)所执行的是与业务量有密切关系 BSC功能。包括两部分：A口部分负责处理所有的消息和处理连接它的信令信道（7号信令）功能，执行MTP和SCCP的分配功能，控制信令BSSAP；Abis口部分控制和TRXs相关的空口信道和Abis信令信道。Packet Control Units(PCUs)内置于BCSU单元切换和功率控制算法都驻留在此功能单元。Redundancy N+1,BCSU,Plug-in units CP816-AC AS7-D PCU2-E PSC6-D,BCSU,BCSU,BCSU,BCSU,BCSU,BCSU,FlexiBSC计算单元BCSU,18,Flexi BSC 硬

19、件与功能-New AS7-D(1/2),AS7-D PIU主要用来处理MSC和BSC间承载业务的7号信令和BSC和BTS间的LAPD信令。处理512个HDLC信道(是AS7-C的2倍）提供了到OMC的一个X.25接口，接口在OMU上.处理能力:Processor:Intel Celeron M ULV 1.0 GHz,400 MHz FSB(Data quad pumped,3.2 GB/s).L1 Instruction cache:32 kB L1 Write Back Data Cache:32 kB L2 Cache:512 kBMemory:SDRAM:1 GB Capacity:C

20、hannels:5122M PCMs:16(32),AS7-D PIU,19,上面例子是BCSU-1的两块AS7-D插板:On track 8:PCM 400 PCM 415(16 PCMs)all TSL(0-31)used for LAPDOn track 7:PCM 416(1 PCM)all TSL(0-31)used for SS7,PCM 418-431(14 PCM)all TSL(0-31)used for LAPD,Flexi BSC 硬件与功能-New AS7-D(2/2),20,PCU2-E插板控制（E）GPRS无线资源的分配管理和连接建立管理，嵌入在BCSU中的独立处理

21、单元，在BSC与SGSN之间提供灵活的传输方案方法，为Gb口提供IP和帧中继两种灵活的传输选择。（数据传输，编码选择）PCU2-E的处理能力:包括一个逻辑 PCU单元一个逻辑 PCU单元可以处理1024个 16 Kbps 的Abis Channel每个BCSU单元最多可以配置5块PCU-E插板up to 5 PCU/BCSU x 6 BCSU/BSC=30 logical PCU/BSC=30720 Abis channels/Flexi,PCU2-E PIU,Flexi BSC 硬件与功能 PCU2-E,PCU2-E Capacity,21,FlexiBSC计算单元OMU,OMU（Opera

22、tion and Maintenance Unit)是BSC与高一级网络管理系统和用户之间的一个接口，它可以进行BSC本地操作和维护。OMU从BSC接收故障指示后，向用户提供本地告警打印输出或向网管系统发送故障指示。系统故障时，OMU在BSC内自动激活适当的恢复和诊断流程。提供用于本地操作的I/O接口OMU主要执行下述功能:测量报告管理BSC维护管理BSC系统配置和状态管理BSS系统管理LAN 拓扑结构管理,OMU,OMU,Plug-in unitsCP816-ACAS7-DHWAT-BSERO-BPSC6-AB,Mass memory adapter:DCAR1-A,22,提供USB接口US

23、B存储设备提供可靠的软件和数据库备份可支持4GB的移动设备,包含2个硬盘（HSD07）：互为镜像保持高的安全性。可以不中断业务进行升级和改变每个硬盘的容量是73 GB,指示灯:绿色 正常红色 故障,Hard disk AMC front panel(HDSAM-A),Red-out of Service,green Power good,Blue Hot Swap,amber hard disk drve activity,Flexi BSC 硬件与功能 DCAR1-A,23,Flexi BSC cabinet,Flexi BSC其他单元,LANU,GSW2KB,GTIC,CLOC,ETC,E

24、TC,ETC,LANU,LANU,GTIC,GSWB,CLOC,ETC,ETC,GTIC,GSWB,CLOC,24,通过BSC传送业务；需要连接信令单元和内部数据传输单元背板上通过ET1提供8Mbit/s连接；前板通过ETS2/ETIP提供2 HotLinks/SW256连接；负责BSC的子复用功能。GSW2KB的特性包括：2048条real PCM16384条virtual PCM基于8kbit/s的水平交换一个GSW256B最多65536个8kbit/s信道8个SW256B,Configuration includes 8 x SW256B plug-in units,Flexi BSC交

25、换单元GSW2KB,25,时钟单元CLS在BSC中的功能是接受上一级传过来的外接时钟参考，也向BSC中的各个单元提供时钟信号；自身也能产生标准时钟信号收集各个单元的告警上传至OMU中。（CL3TG-UA）插板单元位于SGC1C-A插框中，通过交换能产生基本的时钟信号，从接收到的ET或外部FS中同步帧对齐信号。具体的同步信号输入包含连接面板上的4个ET和2个外部输入FS。CLS面板上共3个灯：1灯亮，2M1；2灯亮：2M23：2M4；1&2：2M3；1&3：FS1；2&3：FS2,2 x CL3TG units(2N redundancy),Flexi BSC时钟单元CLS,26,LANU-0&

26、1,ETC 0-4 and GTIC 0-1,LANU单元包含3个ESB24插板，有两个功能:第二槽道上的ESB板连接各个计算机单元的CPU板，提供以太网接口，并同时可以连接到网管端（CE交换机上），实现网管对BSC的监管和操作；它的三四槽道上的ESB板，连接BCSU上的PCU板，并连接到SGSN端，实现Gb over IP。ESB24 单板共提供24个端口:-Port 1,2,23 和 24 在前面板.-Port 3 到 22 在备板上.,Flexi BSC LANU单元（1/2）,27,IP backbone,BSC units,Flexi BSC LANU单元（2/2）,28,提供BSC

27、的外部连接线，包括2M电路、SDH和以太网，根据不同的插板实现。每个ETS2单板可容纳2根光纤。FlexiBSC最大可包含2*8个ETS2并提供16个外部接（光）口。12个EET口？ETS2和ET16可以交替在GTIC框中使用。ETIP和ET16可以交替在GTIC框中使用。,0-16 x ETS2 units0-16 x ETIP1-A units0-16 x ET16 units,Flexi BSC GTIC,29,ETC 0-4GTIC 0-1,ETC 0-4 and GTIC 0-1,提供BSC的外部PCM线连接。每个ET16 可提供16条 PCMs(E1/T1)Flexi BSC 最大

28、可容纳50个 ET16 提供 800个外部 PCMs(E1/T1)接口。,Flexi BSC ETC,30,新的插板:ETIP1-A for EET interface PCU2-E for Packet data PSC6-D for power supply in each ESB24-A for ethernet switch SWPRO-C for controlling GSWB公用部分:FTRB-A enhanced fan unitsCP816-A CPU for all computer unitsBit based group switch for 2048 PCMs(GSW

29、2KB)ET16 for E1/T1 interfaceETS2 for STM-1 or OC-3 interfaceDCAR-A for mass memoryLANUEthernet Message Bus(EMB),MCMU 1,OMU,Flexi BSC cabinet,MCMU 0,BCSU 0,BCSU 1,BCSU 3,BCSU 5,LANU 0,BCSU 2,BCSU 4,BCSU 6,LANU 1,GTIC 1,GSWB 1,ETC 1,ETC 3,CLS 1,GTIC 0,GSWB 0,ETC 0,ETC 2,CLS 0,Flexi BSC 总结,31,Flexi BSC

30、的容量,32,目录,33,TCSM3i介绍-TCSM发展历程,Up to 960 ETSI/768 ANSI ChExtension Step 120 ETSI/95 ANSIAdded unique features for superior voice quality such as Acoustic Echo Canceller and Noise Supression,Third generation,from 1995,from 2006,Second generation,TCSM3i,TCSM2E/A,First generation,Up to 450 ETSI ChExten

31、sion Step 15 ETSI,from 1992,TCSME,Up to 11520 ETSI/9120 ANSI ChExtension Step 960 ETSI/760 ANSIAll TCSM2 features availableAdded enhanced pool options,34,容量大，结构紧凑，单机柜支持超过11 000 个业务信道（384 A接口）机柜数少，耗电量低，运维成本低支持新的和BSC3i 1000/2000的组合安装方式，具有如下优势:提供到A接口和远端BSC的SDH/Sonet的光纤传输方式几个BSC（包括本地和远端的BSC）可共享TCSM3i 的容

32、量统一的电路池（All-in-one pool）简化了对电路池配置的工作,TCSM3i 大容量码变换器,35,TCSM3i 介绍支持的编码和Feature,NEW All-in-one Circuit Poolspool 28 and 32TCSM3i does not support pool2(8Kbit/s submultiplexing),36,TCSM3i 介绍：Hardware Introduction(2 Types),Combi TCSM3i,Stand-alone TCSM3i,Fan tray,Fan tray,PDFU,PDFU,Fan tray,Fan tray,TCS

33、M,TCSM,TCSM,TCSM,TCSM,TCSM,ET,ET,ET,CLS,Air Guide,Fan tray,Fan tray,PDFU,PDFU,Fan tray,Fan tray,TCSM,TCSM,TCSM,TCSM,TCSM,TCSM,SET,SET,CLAB,Air Guide,FlexiBSC,TCSM3i,37,Combined TCSM3i vs.standalone TCSM3i:,Combi TCSM3i,Stand-alone TCSM3i,相同点 同样的机架(M98 Mechanics,IC-209-B cabinet)同样的TR3E完成编码和子复用功能 每机柜

34、最大的TCSMs单元数都为96.同一机柜都可以服务于多个BSC。,Fan tray,Fan tray,PDFU,PDFU,Fan tray,Fan tray,TCSM,TCSM,TCSM,TCSM,TCSM,TCSM,ET,ET,ET,CLS,Air Guide,Fan tray,Fan tray,PDFU,Fan tray,Fan tray,TCSM,TCSM,TCSM,TCSM,TCSM,TCSM,SET,SET,CLAB,Air Guide,38,Combined TCSM3i vs.standalone TCSM3i:,Combi TCSM3i,Stand-alone TCSM3i,F

35、an tray,Fan tray,PDFU,PDFU,Fan tray,Fan tray,TCSM,TCSM,TCSM,TCSM,TCSM,TCSM,ET,ET,ET,CLS,Air Guide,Fan tray,Fan tray,PDFU,Fan tray,Fan tray,TCSM,TCSM,TCSM,TCSM,TCSM,TCSM,SET,SET,CLAB,Air Guide,不同点 Combi TCSM3i 不需要配线框.combi TCSM3i 使用CLAB而Stand-alone使用 CL3TG.combi TCSM3i配置SBMUX和ETS2，Stand-alone使用ET16.T

36、CSM框Combi TCSM3i 不需要ET16.处理话务能力不同。,39,Standalone TCSM3i,1,2,3,4,5,ETC0,ETC1,ETC2,6,7,8,9,10,11,12,13,14,15,16,1_2_3_4_5_6_7_8,17,18,19,20,21,22,23,24,1_2_3_4_5_6_7_8,1_2_3_4_5_6_7_8,Subrack Level 1,40,Standalone TCSM3i,1,1,2,3,4,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,2,3,4,1,2,3,4,5,6,7,8,9,10,11,12

37、,13,14,15,16,Only 1 BSC can be connected because of 1 Ater ET piu,2 BSCs can be connected because there are 2 ATER pius,5,6,7,8,5,ETC0,ETC1,ETC2,TC2C-0,TC2C-1,1_2_3_4_5_6_7_8,Indexes,6,0_1_2_3,4_5_6_7,8_9_10_11,12_13_14_15,0_1_2_3,7,4_5_6_7,8_9_10_11,12_13_14_15,8,1_2_3_4_5_6_7_8,1_2_3_4_5_6_7_8,Sub

38、rack Level 1,Subrack Level 2,41,Standalone TCSM3i,9,10,11,12,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,Only 1 BSC can be connected because of 1 Ater ET piu,2 BSCs can be connected because there are 2 ATER pius,13,14,15,16,ETC0,ETC1,ETC2,TC2C-2,TC2C-3,Indexes,0_1_2

39、_3,4_5_6_7,8_9_10_11,12_13_14_15,0_1_2_3,4_5_6_7,8_9_10_11,12_13_14_15,9,10,11,12,13,14,15,16,1_2_3_4_5_6_7_8,1_2_3_4_5_6_7_8,1_2_3_4_5_6_7_8,Subrack Level 1,Subrack Level 4,42,Standalone TCSM3i,17,18,19,20,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,Only 1 BSC can

40、be connected because of 1 Ater ET piu,2 BSCs can be connected because there are 2 ATER pius,21,22,23,24,ETC0,ETC1,ETC2,TC2C-4,TC2C-5,Indexes,0_1_2_3,4_5_6_7,8_9_10_11,12_13_14_15,0_1_2_3,4_5_6_7,8_9_10_11,12_13_14_15,1_2_3_4_5_6_7_8,17,18,19,20,21,22,23,24,1_2_3_4_5_6_7_8,1_2_3_4_5_6_7_8,Subrack Lev

41、el 1,Subrack Level 5,43,TCSM3i Standalone 4 kinds of TCSM unit,Cabinet Head master TR3E/A Cabinet clock supervision(O&M for CL3TG)Located at track 1 TR3E/A(first TR3E/A is track 0)Cartridge master TR3E/A Ater interface ET16E/A supervision(O&M)Located at track 0 TR3E/A in Cartridge and track 8 if 2nd

42、 Ater ET16 is usedMaster TR3E/A A interface ET16E/A supervision(O&M)Located at track 0,4,8,12 TR3E/A in CartridgeTrack 0 TR3E/A handles O&M for the A&Ater interfaces ET16(cartridge master)Normal TR3E/ATR3E/A in other locations,44,TCSM3i Standalone:Cabinet Head Master TR3E/A,TC2C-0,1_2_3_4_5_6_7_8_9_

43、10_11_12_13_14_15_16_17,CLS,Only in track 1 of the TC2C-0 Cartridge,Clock LAPD for O&M for clock supervision,45,TCSM3i Standalone:Cartridge Master TR3E/A,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,TC2C-0,1_2_3_4_5_6_7_8_9_10_11_12_13_14_15_16_17,Ater-IF,In track 0 of every TC2C Cartridge and track 8 if

44、2nd Ater ET16 is used,ETLAPD of Ater-IF for ET supervision(O&M),46,TCSM3i Standalone:Master TR3E/A,Track 0 TR3E/A handles O&M for the A&Ater IF ET16(cartridge master),In track 0,4,8,12 of every TC2C Cartridge,ETLAPD of A-IF for ET supervision(O&M),.,47,Flexi BSC 与TCSM3i Combine 安装,FlexiBSC对TCSM3i的ET

45、S2的控制PCM是 1714，1715和1722，1723，这四条 PCM与BCSU中PCU的内部PCM重复，必须删除BCSU-6数据，并将背板后的连线 拆除 使用FlexiBSC与TCSM3i Combine安装后，FlexiBSC的实际容量为2500TRX 现场到货的TC均为Standalone配置，需现场将TC升级至Combine配置,48,Combined TCSM3i:组网配置,49,TCSM3i combined 硬件,CLAC cartridge2 Clock and Alarm Buffer(CLAB)plug-in unitsGTIC cartridges2 A-interf

46、ace SDH/SONET Exchange Terminal(ETS2)plug-in unitsSame unit for ETSI/ANSI2 STM-1/OC-3 connections per unitOptical LC-connectors at front plate2 Serial Broadband Multiplexer(SBMUX)for internal Ater connectionsTC2C cartridges16 Transcoding plug-in unitsTR3E for both ETSI and ANSI,50,6 TC2C cartridge p

47、er TCSM3i cabinet 1 STM-1 per TC2C cartridgeCONCLUSION:6 STM-1 per TCSM3i cabinet to the Core Network.,6“STM-1”towards the MGW/MSC(6 Master STM-1+6 Redundant STM-1),TCSM3i combined 硬件结构,51,Combined TCSM3i Ater口,GSW2KB,Flexi BSC,SBMUX,Combi TCMS3i,Repeated for every GSW-SBMUXs couple,HOTLINKS,52,Comb

48、ined TCSM3i A口,TRACKS,1,5,1,SBMUX PIU(Part of GSW-0),ETS2 PIU(STMU 32 unit),SBMUX PIU(Part of GSW-1),SET 128,SET 129,SET 130,SET 131,53,Combined TCSM3i cabling 例,SW256B,SBMUX-A,ETS2,SBMUX-A,ETS2,SBMUX-A,ETS2,SBMUX-A,ETS2,54,Combi TCSM3i 容量计算（1/2）,1 PCM per TCSM1 TCSM3i contains 96 TCSMTotal of 96 PC

49、M on Ater1 SBI(Hotlink)has capacity for 64 PCMCONCLUSION:2 SBI links between GSW2K and the TCSM3i with 48 PCM each,4 PCMs per TCSM1 TC2C cartridge contains 16 TCSMTotal of 16*4=64 TC_PCM per TC2C1 STM-1 contains 63 PCMsCONCLUSION:1 STM-1 per TC2C cartridge(capacity affected),55,Combined TCSM3i:容量计算(

50、2/2),16 TCSM*4 TC_PCM=64 PCMs（16个TCSMs单元）通过A口时减少了一个PCM（一个光口含有63个2M）使用4压1，最后一组只能使用3压1，那么1个满配TC2C框的处理能力：15 TCSM*120ch/TCSM+1TCSM*(31+31+31)ch/TCSM=1833 ch,56,汇总：TCSM3i Combined vs Standalone,硬件 相同：TR3E 不同：Combined TC3iSBMUX-A、ETS2、CLAB-SStandalone TC3iCL3TG、ET16接口配置 Combined TC3i Ater-interface使用hotli