SGSN introduction

1. WBUB-010-1 ZXWN 系统—— SGSN & GGSN 系统介绍 V0411 中兴通讯学院 3G 课程团队

8. SGUP SGSP SGBP SGLP SIUP SGSN Hardware Structure L1 switching Resource Frame IP Interface SGSN hardware including Control frame, Resource frame and the L1 switching. GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 Interface … Control Frame SGSP SGUP SGBP SIUP SGLP UIMP E1 Interface IP Interface ATM Interface GE 2 * FE Services Flow Control and signaling flow

9. Resource frame SGUP SGSP SGBP SGLP SIUP SGSP SGUP SGBP SIUP SGLP UIMP E1 IP ATM GE FE L1 switching Control frame 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 S I U P S I U P S G L P S G L P S G L P U I M P U I M P S G U P S G U P S G U P S G U P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 S G B P S G B P S G L P S G L P S G L P U I M P U I M P S G S P S G S P S G S P S G S P

10. Resource frame L1 switching Control frame UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI SIPI SMP SMP SMP SMP CLKG E1 … Control Frame NMS CG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 U S I U S I S M P S M P S M P S M P S P B S P B U I M C U I M C O M P O M P C L K G C L K G C H U B C H U B

11. L1 Switching Control Frame Resource Frame GE Resource Frame GE GE Resource Frame GE Resource Frame GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 G L I G L I G L I G L I G L I G L I P S N P S N G L I G L I G L I G L I G L I G L I U I M C U I M C

12. SGUP SGSP SGBP SGLP SIUP IP GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 接口 … SGSP SGUP SGBP SIUP SGLP UIMP E1 IP ATM GE 2 * FE ZXWN SGSN Control Plane Signaling Flow Ⅰ L1 switching Resource Frame Control Frame Services Flow Control and signaling flow

13. ZXWN SGSN User Plane Signaling Flow Ⅰ SGUP SGSP SGBP SGLP SIUP IP GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 接口 … SGSP SGUP SGBP SIUP SGLP UIMP E1 接口 IP ATM GE 2 * FE L1 switching Resource Frame Control Frame Services Flow Control and signaling flow

14. SGUP SGSP SGBP SGLP SIUP IP GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … SGSP SGUP SGBP SIUP SGLP UIMP E1 IP ATM GE 2 * FE ZXWN SGSN Control Plane Signaling Flow Ⅱ Services Flow Control and signaling flow

15. SGUP SGSP SGBP SGLP SIUP IP GLI P S N GLI … . … . UIMC UIMC GLI GLI GLI GLI GLI GLI UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … SGSP SGUP SGBP SIUP SGLP UIMP E1 IP ATM GE 2 * FE ZXWN SGSN User Plane Signaling Flow Ⅱ L1 switching Resource Frame Control Frame Services Flow Control and signaling flow

16. ZXWN SGSN Frame Connection 1 G L I 2 G L I 3 G L I 4 G L I 5 G L I 6 G L I 7 P S N 8 P S N 9 G L I 10 G L I 11 G L I 12 G L I 13 G L I 14 G L I 15 U I M C 16 U I M C 17 B P S N GE : GE 1 U S I 2 U S I 3 S M P 4 S M P 5 S M P 6 S M P 7 S M P 8 S M P 9 U I M C 10 U I M C 11 O M P 12 O M P 13 S M P 14 S M P 15 C H U B 16 C H U B 17 B C T C 1 FE FE FE : 1 S M P 2 S M P 3 S M P 4 S M P 5 S M P 6 S M P 7 S M P 8 S M P 9 U I M C 10 U I M C 11 S M P 12 S M P 13 S M P 14 S M P 15 S M P 16 S M P 17 B C T C n FE : 1 S I U P 2 3 S I U P 4 5 S G L P 6 S G L P 7 S G L P 8 S G L P 9 U I M T 10 U I M T 11 S G U P 12 S G U P 13 S G U P 14 S G U P 15 16 17 B U S N 1 GE : FE : 1 S I U P 2 3 S I U P 4 5 S G L P 6 S G L P 7 S G L P 8 S G L P 9 U I M T 10 U I M T 11 S G U P 12 S G U P 13 S G U P 14 S G U P 15 16 17 B U S N 1 2

22. IP GLI P S N GGUP … . … . UIMC UIMC GLI GGUP GLI GGLP GLI GGLP UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … IP GGSN System Structure ZXWN GGSN hardware including Control frame and the L1 switching. L1 switching Control Frame Services Flow Control and signaling flow

23. Control Frame UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … L1 switching Control Frame 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 U S I U S I S M P S M P S M P S M P S P B S P B U I M C U I M C O M P O M P C L K G C L K G C H U B C H U B

24. L1 Switching Unit To SGSN To PDN To Control Frame IP GLI P S N GGUP … . … . UIMC UIMC GLI GGUP GLI GGLP GLI GGLP IP L1 switching 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 G G L P G G L P G G L P G G L P G G L P P S N P S N G G U P G G U P G G U P G G U P G G U P G G U P U I M C U I M C Services Flow Control and signaling flow

25. ZXWN GGSN Frame Connection 1 G G L P 2 G G L P 3 G G L P 4 G G L P 5 G G L P 6 G G L P 7 P S N 8 P S N 9 G G U P 1 0 G G U P 1 1 G G U P 1 2 G G U P 1 3 G G U P 1 4 G G U P 1 5 U I M C 1 6 U I M C 1 7 B P S N 1 U S I 2 U S I 3 S M P 4 S M P 5 S M P 6 S M P 7 S M P 8 S M P 9 U I M C 1 0 U I M C 1 1 O M P 1 2 O M P 1 3 S M P 1 4 S M P 1 5 C H U B 1 6 C H U B 1 7 B C T C 1 FE FE 1 S M P 2 S M P 3 S M P 4 S M P 5 S M P 6 S M P 7 S M P 8 S M P 9 U I M C 1 0 U I M C 1 1 S M P 1 2 S M P 1 3 S M P 1 4 S M P 1 5 S M P 1 6 S M P 1 7 B C T C n FE

26. ZXWN GGSN Control Plane Signaling Flow IP GLI P S N GGUP … . … . UIMC UIMC GLI GGUP GLI GGLP GLI GGLP UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … IP L1 switching Control Frame Services Flow Control and signaling flow

27. IP GLI P S N GGUP … . … . UIMC UIMC GLI GGUP GLI GGLP GLI GGLP UIMC/CHUB SMP SMP OMP SPB OMP UIMC/CHUB USI NMS SIPI SMP SMP SMP SMP CLKG CG E1 … IP ZXWN GGSN User Plane Signaling Flow L1 switching Control Frame Services Flow Control and signaling flow

31. PS Services Processing Flow GGLP(Gn) SMP (Signaling and services) SPB(SS7) OMP (Control and OMM) NO.7 ZXWN GGSN SGLP(Gn) SMP (Signaling and services) ZXWN SGSN Gn Gi Gn RNC SIUP(ATM) SPB(SS7) OMP (Control and OMM) NO.7 SGUP (User Plane Process) IP Switch GGLP(Gi) HLR Iu-PS Gr Gc IP Switch GGUP (User Plane Process) PS RA Update PDP Context Activation User Packet Transport IP IP Internet