[free] đồ án [DA028]Hệ thống báo hiệu kênh chung CCNC trong TD EWSD

by **hoangnhanpro** 16th August 2012, 09:54

Code:: MC LC CHƯƠNG 1 TNG QUAN V TNG ðÀI EWSD I. Lch s phát trin............................................................................................... 1 II. Cu trúc tng quan ............................................................................................ 1 III. ng dng......................................................................................................... 2 IV. Tóm tt chương ............................................................................................... 3 CHƯƠNG 2 CÁC KHI CHC NĂNG C A TNG ðÀI EWSD I. ðơn v ñư ng dây s DLU ................................................................................. 4 1.1 Gii thiu DLU .......................................................................................... 4 1.2 Cu trúc các ñơn v chc năng bên trong DLU ........................................... 5 1.3 Chc năng các ñơn v b phn trong DLU.................................................. 6 1.3.1 Các ñơn v chc năng trung tâm ...................................................... 6 1.3.2 H thng bus ................................................................................... 8 1.3.3 B to chuông RGB va xung tính cưc MGB.................................. 8 1.3.4 ðơn v thit b ngoi vi .................................................................... 9 1.3.5 Module thu thp cnh báo ALEX ................................................... 10 1.3.6 ðơn v kim tra ño th TU............................................................. 11 II. Nhóm ñư ng dây trung k LTG ....................................................................... 11 2.1 Gii thiu LTG.......................................................................................... 11 2.2 Chc năng ca LTGM............................................................................... 12 2.3 Cu trúc LTGM......................................................................................... 13 2.3.1 ðơn v x lí GPL............................................................................ 14 2.3.2 ðơn v chuyn mch GSM.............................................................. 15 2.3.3 ðơn v ñư ng dây trung k LTU..................................................... 16 III. Mng chuyn mch SN................................................................................... 16 3.1 Gii thiu SN(B) ....................................................................................... 16 3.2 Cu trúc SN(B).......................................................................................... 18 3.2.1 Tng chuyn mch th i gian TSG................................................... 19 3.2.2 Tng chuyn mch không gian SSG ............................................... 21 IV. B x lí ñiu phi CP ..................................................................................... 23 4.1 CP ............................................................................................................. 23 4.2 Gii thiu CP113C-CR.............................................................................. 24 4.2.1 Chc năng x lí cuc gi ................................................................ 24 4.2.2 Chc năng khai thác và bo dưng ................................................. 24 4.2.3 Bo an ............................................................................................ 24 4.3 Cu trúc CP113C-CR ................................................................................ 24 4.3.1 B x lí cơ s BAP, CAP, IOC....................................................... 25 4.3.2 B nh chung CYM........................................................................ 27 4.3.3 Bus truy xut b nh chung BCYM................................................ 27 4.3.4 B x lí vào ra IOP......................................................................... 27 4.4 Phn mm.................................................................................................. 27 V. CCNC.............................................................................................................. 28 VI. Tóm tt chương .............................................................................................. 28 CHƯƠNG 3 QUÁ TRÌNH X LÍ CUC G I Quá trình x lí cuc gi ........................................................................................ 30 CHƯƠNG 4 ðƠN V ðIU KHIN MNG BÁO HIU KÊNH CHUNG CCNC I. Báo hiu s 7..................................................................................................... 33 1.1 ðc ñim h thng báo hiu s 7 ............................................................... 33 1.2 Cu trúc mng báo hiu ............................................................................. 34 1.3 Cu trúc bn tin báo hiu ........................................................................... 37 1.4 Mi tương quan gia SS7 và mô hình OSI ................................................ 39 1.4.1 Cu trúc mô hình tham chiu OSI ................................................... 40 1.4.2 Kin trúc phân tng mng SS7........................................................ 42 II. H thng báo hiu kênh chung CCNC.............................................................. 44 2.1 Báo hiu s 7 ñư c th!c hin trong EWSD................................................ 44 2.2 Cu trúc CCNC ......................................................................................... 47 2.2.1 Sơ ñ" các khi chc năng trong CCNC........................................... 47 2.2.2 V trí lp ñt các module trong shelf ............................................... 50 2.2.3 Kt ni các thành phn khác trong EWSD...................................... 52 2.3 Chc năng ñơn v ñiu khin CCNC.......................................................... 54 2.3.1 Chc năng MTP-1 ñư ng s liu báo hiu...................................... 55 2.3.2 Chc năng MTP-2 x lí kênh báo hiu ........................................... 55 2.3.3 Chc năng MTP-3 mng báo hiu .................................................. 57 III. Tóm tt chương............................................................................................... 59 CHƯƠNG 5 TO DATABASE CHO CCS7 I. To database cho phn tín hiu.......................................................................... 61 1. To signalling Point code cho ñài............................................................... 61 2. To Link Set ti tng ñài k cn................................................................. 61 3. To Signalling Point Code cho Destination Point ....................................... 61 4. To User Part cho Destination Point........................................................... 61 5. To Signalling Link ................................................................................... 61 6. To trunk Group cho Signalling Link......................................................... 62 7. To Trunk trong Trunk Group CCS7 ......................................................... 62 8. To Nailed Up Connection cho Signalling Link ......................................... 62 9. ðưa NUC, C7Link và C7DP vào hot ñng .............................................. 62 II. To database cho phn thoi............................................................................. 62 1. To trunk group cho phn thoi ................................................................. 62 2. To trunk cho phn thoi ............................................................................ 62 3. Xóa block admin cho các trunk................................................................... 63 4. To mi quan h gia thoi và báo hiu...................................................... 63 CHƯƠNG 6 MT S CI TIN TRONG EWSD I. Mt s ci tin................................................................................................... 64 II. Tóm tt chương................................................................................................ 64

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