BÁO CÁO THỰC TẬP TỐT NGHIỆP - ĐỀ TÀI: TÌM HIỂU VÀ TRIỂN KHAI HỆ THÔNG MẠNG VIỄN THÔNG - Pdf 11

BỘ GIÁO DỤC VÀ ĐÀO TẠO
TRƯỜNG ĐẠI HỌC CNTT GIA ĐỊNH
KHOA CÔNG NGHỆ THÔNG TIN
NGÀNH MẠNG MÁY TÍNH
BÁO CÁO
THỰC TẬP TỐT NGHIỆP
ĐỀ TÀI: TÌM HIỂU VÀ
TRUYỂN KHAI HỆ THÔNG
MẠNG VIỄN THÔNG
ĐƠN VỊ THỰC TẬP TỐT NGHIỆP
CÔNG TY TNHH. DỊCH VỤ BẢO VỆ THANH NIÊN XUNG
PHONG TP.HỒ CHÍ MINH
Giáo viên hướng dẫn:
Sinh viên thực hiện:
MSSV:
Khóa 2010-2014
Ngày ………tháng ……năm
Thành phố Hồ Chí Minh, tháng …… năm ……
BỘ GIÁO DỤC VÀ ĐÀO TẠO
TRƯỜNG ĐẠI HỌC CNTT GIA ĐỊNH
KHOA CÔNG NGHỆ THÔNG TIN
NGÀNH MẠNG MÁY TÍNH
BÁO CÁO
THỰC TẬP TỐT NGHIỆP
ĐỀ TÀI: TÌM HIỂU VÀ TRIỂN
KHAI HỆ THÔNG MẠNG
VIỄN THÔNG
ĐƠN VỊ THỰC TẬP TỐT NGHIỆP
CÔNG TY TNHH. DỊCH VỤ BẢO VỆ THANH NIÊN XUNG
PHONG TP.HỒ CHÍ MINH
Giáo viên hướng dẫn:

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



LỜI CẢM ƠN






    


   

1.2 NGUYÊN LÝ

3
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#,-./!00
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1
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 
4

+mnToAKG<;>jIG@>p@Hq9;OQGHGQrVCFGH@<>jBGCF@<XsG< (
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2.2 MẠNG SỐ TÍCH HỢP ĐA DỊCH VỤ (ISDN)

45
25t77t727t76"
 
(+
!FGHu9vG;<eGHhiw@<<dWAErK@<uxtG;VHOE;VrVOu9@Vt9H9;ETV;UQOX(+
F9hEQ@<PGH;E@yG@zCFGHtG;VHOE;VrVOu 9@Vt9H9;ETV;UQOX(+
l.!0t77t727t76"
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(4
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HÌNH 2 - 9: NGUYÊN TẮC ĐỊNH TUYẾN CUỘC GỌI QUA MẠNG PHÂN CẤP 17
HÌNH 2 - 10: CẤU TRÚC TỔNG THỂ VÀ CÁC THAM SỐ ĐẶC TRƯNG TỔNG ĐÀI 18
HÌNH 2 - 11: TIẾN TRÌNH THỰC HIỆN CUỘC GỌI TRONG CÙNG TỔNG ĐÀI 18
HÌNH 2 - 12: TIẾN TRÌNH THỰC HIỆN CUỘC GỌI LIÊN TỔNG ĐÀI 19
HÌNH 2 - 13: CẤU TRÚC MẠNG PSTN 19
HÌNH 2 - 14: DTMF DIGIT 20
HÌNH 2 - 15: CẤU TRÚC PHÂN TẦNG CỦA HỆ THỐNG CHUYỂN MẠCH. 21
HÌNH 2 - 16: MẠNG HÌNH LƯỚI. 27
HÌNH 2 - 17: MẠNG HÌNH SAO. 28
HÌNH 2 - 18: MẠNG HỖN HỢP. 29
HÌNH 2 - 19: KHÁI NIỆM TỔ CHỨC PHÂN CẤP. 30
HÌNH 2 - 20: VÒNG CHẤT LƯỢNG. 32
HÌNH 2 - 21: QUÁ TRÌNH KẾT NỐI ĐIỆN THOẠI VÀ CÁC NHÂN TỐ CHẤT LƯỢNG CHUYỂN MẠCH. . 34

HÌNH 2 - 22: THỜI GIAN TRỄ 35
HÌNH 2 - 23: ĐỊNH TUYẾN LUÂN PHIÊN 38
HÌNH 2 - 24: VÍ DỤ CAS 43
HÌNH 2 - 25: CUNG CẤP NHIỀU DỊCH VỤ. 45
HÌNH 2 - 26: CÁC MẠNG VIỄN THÔNG RIÊNG BIỆT. 46
HÌNH 2 - 27: MẠNG LIÊN KẾT SỬ DỤNG ISDN. 46
HÌNH 2 - 28: MÔ HÌNH TỔNG QUÁT CỦA ISDN 47
HÌNH 2 - 29: SỬ DỤNG ISDN 48
HÌNH 2 - 30: TRUY CẬP TỪ XA 48
HÌNH 2 - 31: CÁC NÚT DIỀU KHIỂN TỪ XA 49
HÌNH 2 - 32: CHI NHÁNH NHỎ 49
HÌNH 2 - 33: NGUYÊN TẮC KẾT NỐI ISDN 50
HÌNH 2 - 34: ISDN BRI 51
HÌNH 2 - 35: ĐIỂN THAM CHIẾU 51
HÌNH 2 - 36: NHÓM CHỨC NĂNG 52
HÌNH 2 - 37: TÍCH HỢP DỊCH VỤ SỬ DỤNG ISDN 53

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1.2.3 Ba giai đoạn thiết lập kết nối
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1.2.4 Điều khiển kết nối b‚ng máy tính
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1.2.6 Các thành phần của hệ thống mạng thoại
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1.2.7 Các loại mạng viễn thông trong hệ thống mạng thoại
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MP/B/+`</3)6:,2+;UR)B
)6M/<8NnNVM-V
7(*lX•O•G).8)FGk:fB/`).
>/M>J)-V-l+)./,b-V)*ns€;U/M
1/)=/)6:B//2)Y)6:;k;U,b-V(*>K"7 
7(*lX•~•G).8:fB/+856*>*-
V5a/,2)ye,[`).'*)=/G3;`;-V
*>)Y3NB3)6:B//2)/M>-VY;U
XX
e)+:G(NTU8-V>5a/,24" 7B3
4" k:;U1/:h)lG.N8'('
!GY]J:N8+R/S)<>).*>)u,b-V
G.+**:<n)=/35+c-v/2)d*;S)
-d/2)Y(*lBR-V5a/,2;U
R(N(*;S)-d/2),b-V-V;" Y@77P.
28*-'
$JN,2>).*>);R+^5G+)56^)>K"7 Y
;S+*VT1/R,` *)(cJ>+;^);R-*
G+^;U+)56^)K"7 ]G1/\>6Y)2;N
(*\))+^;R
2.1.1.2 Đặc điểm của mạng PSTN

)y<8(*8R<8>/<8)=//66
$5)6(Z>K"7 kJ)6()M(*l1/Mx(U,2
+;U/:*Y/Ne)Y562)^);^5Y
1/,2(`)68;)).:B/+(*\)1/).*>);U
,f8P68.28R<8Y-*J6/N/Ne)JM5G;UPb+
(*NV8;YJ;U/M*N<8*+*(h)
/6g)=/+)y,2+;U562)B)6)l5)R
R(N5*y-)‚JM)l8;+;/G():).
;Gyh(Y(*\)).*>)`N<).,b-V5a/,2
/M\)+/M\)e*v;`$(/56562)\
)-d5a/,2e)+>57/))-R>;`u
c;U,b-VM562)l-v/2)dj(*\)^)).*>)
(*‚;Ue)+c+v88;gM`).N/Ne)).
Xo
*>)G;SjN:S)*N:;Ue)+YT)./R
+*;U,2J^)2N~u/5!…:‡,b-V~:))=/6P/
kK$?Y/Ne),/J(/=jB/6/2)5G1/(*\)1/
).*>)$/Ne);U/M,,b-VN/Ne))6+8)*n
;S"DK)l\)).*>)'*N)6+;U/6\
M$/Ne);U`).1/>K"7 ,b-V5z{5:)Ž,Y:B/
;U)656:h)4'++E:,$;Uv*5+T)./,2•"•
$>"•+N))6:y/M>(*N\)).*>)
"•c;Ue)+5'S))N3"•,;U\U8(*S)):N
8)6:7?C85M3+)56*+`)*)68
*
Hình 2-4: Mạng PSTN
$8B>)FG:*tm
• $(/R/M>v>)Z>
• $/6(/=-0(/56+)656Z>^)/
• $)6:B//2)*)*)68;S),b-V^)>Y;2)6


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