Kiến thức về mạng máy tính: Phần 1

TKUJNG DAI HOC CONG NGHE - DHQGHN<br /> s<br /> <br /> HO DAG PHOONG<br /> <br /> T<br /> <br /> m<br /> <br /> i^CSl<br /> W [n»H^ r^HA XUAT BAN OAI HOC QUOC Q A hlA NOT<br /> <br /> HO DAC PHUONG<br /> <br /> MANG MAY TINH<br /> <br /> N H A XUAT BAN DAI HOC QUOC GiA HA NO!<br /> <br /> Muc luc<br /> CHUONG 1 - GIOl THIEU CHUNG<br /> 1 MANG TRUYEN THONG VA CONG NGHE MANG<br /> 1.1 Giei'i thieu chung<br /> 1.2 Mang may tinh<br /> 1.3. Phan loai mang may tinh<br /> 1.4 Dia chi mang, dinh tuyen, tinh tin cay, linh lien tac va an ninh mang<br /> 1.5 Chuan mang<br /> 2 MO HINH OSI 2.1 Mo hinh<br /> 2.2 Chirc nang cac tang<br /> 2.3 Bo giao thuc TCP/IP - Mo hinh Internet<br /> 3 PHUONG PHAP TIER CAN-<br /> <br /> 7<br /> 7<br /> 7<br /> 9<br /> 13<br /> 23<br /> —25<br /> 26<br /> 27<br /> 32<br /> 43<br /> 44<br /> <br /> CHU^ONG 2 - TANG U N G D V N G<br /> <br /> 45<br /> <br /> 2.1 GIAO THU'C TANG ITNG DUNG<br /> 2.1.1 Giao thuc tang ungdyng<br /> 2.1.2 Cac yeu cau ciia ung dung<br /> 2.1.3 Dich v\i cua cac giao thuc giao van Internet<br /> 2.1.4 Mpt so umg dyng pho bien<br /> 2. 2 WORLD WIDE WEB: HIT?<br /> 2.2.1 T6ng quan ve HTTP<br /> 2.2.2 Ket noi lien tuc va khong hen tuc (persistent / nonpersistent)<br /> 2.2.3 Khuon dang thong diep HTTP<br /> 2.2.4 Tuong tac giOra nguexi diing Hrver-server<br /> 2.2.5 GET CO dieu kien (Conditional GET)<br /> 2.2.6 Web cache<br /> 2.2.7 Web dong<br /> 2.3 TRUYEN FILE (FILE TRANSFER) FTP<br /> 2.3.1 Cac lenh FTP (FTP Commands)<br /> 2.4 - THU TIN DIEN TU" (E-mail) TREN INTERNET<br /> 2.4.1 SMTP<br /> <br /> 45<br /> 46<br /> 51<br /> 53<br /> 56<br /> 57<br /> 58<br /> 61<br /> 63<br /> 67<br /> 69<br /> 71<br /> 73<br /> 82<br /> 84<br /> 85<br /> 87<br /> <br /> 2.4.2 So sanh SMTP vai HTTP<br /> 2.4.3 Khuon dang thu va chuan MIME<br /> 2.4.4 Giao thuc truy nhap mail.<br /> 2. 5 DICH VU TEN MIEN - DNS.<br /> 2.5.1 Cac dich vu cua DNS<br /> 2.5.2 Co che hoat dong ciia DNS<br /> 2.5.3 Ban ghi DNS<br /> 2.5.4 Thong diep DNS<br /> --i2.6 CAC UNG DUNG THEO KIEN TRUC NGANG HANG<br /> 2.6.1 Nhan tin luc thi<br /> 2.6.6. Kien true He thong MSN.<br /> 2.6.3 Kien tnic chia se file ngang hang Gnutella<br /> 2.7 LAP TRINH SOCKET<br /> 2.7.1 Cac ham thao tac tren Socket<br /> 2.7.2 Vi du mot chuong trinh cHent/server don gian<br /> 2.7.3 Web server don gian<br /> CHU'CfNG 3 - TANG GIAO VAN<br /> 3.1 DICH VU VA NGUYEN T A C CUA T A N G GIAO VAN —<br /> 3.1.1 Quan h$ giiJa t4ng giao van va ting mang<br /> 3.1.2 T6ng quan ve tang giao van trong Internet.<br /> -<<br /> 3.2 DICH VU DON KENH, PHAN KENH<br /> 3.3 UDP - GIAO THirC KHONG HUC)NG NOI<br /> 3.3.1 Cau tnic UDP segment<br /> 3.3.2 UDP checksum<br /> 4.<br /> 3.4 CAC NGUYEN TAC TRUYEN D C LIEU TIN CAY<br /> 3.4.1 Xay dumg giao thuc truygn du lieu tin cay<br /> 3.4.2 Giao thuc tmyen diJ lieu tin cay lien tuc (Pipeline)<br /> 3.4.3 Go-back-N (GBN)<br /> 3.4.4 Giao thirc lap lai c6 lira chon (Selective Repeat)<br /> 3.5 TCP - GIAO THLTC GIAO VAN HUCiNG NOI<br /> 3.5.1 KSt n6i TCP<br /> 3.5.2 Cau tnic TCP Segment<br /> 3.5.3 S6 thu tu va So bien nhan<br /> 3.5.4 Telnet: Mot vi du ve s6 thu tu va so bien nhan<br /> 3.5.5 Tmyen du lieu tin cay<br /> <br /> 90<br /> 91<br /> 97<br /> !02<br /> -103<br /> 105<br /> 112<br /> ; 13<br /> 115<br /> 117<br /> 121<br /> 128<br /> 134<br /> 135<br /> 138<br /> 140<br /> 148<br /> -148<br /> 150<br /> 152<br /> 153<br /> 158<br /> 162<br /> 162<br /> 164<br /> 165<br /> 175<br /> 173<br /> 184<br /> 189<br /> 190<br /> 193<br /> -I95<br /> 196<br /> — 199<br /> <br /> 3.5.6 l.iem soat luu lugng<br /> 3.5.7 Quan ly kgl n6i TCP<br /> 3.6 KBM SOAT TAC NGMFN TRONG TCP<br /> <br /> 205<br /> 207<br /> 211<br /> <br /> CHU'OfNG 4 - TANG MANG<br /> <br /> 216<br /> <br /> 4.1 CAC M 6 HINH DICH VU CUA T A N G MANG<br /> <br /> 216<br /> <br /> 4.1.1 !46 hinh djch vu mang<br /> 4.1.2 Ngu6n goc ciia dich vu chuySn mach goi va chuyen mach ao.<br /> 4.2 CAC NGUYEN LY DINH TUYEN<br /> 4.2.1. rhuat loan dinh tuyen link slate.<br /> 4.2.2. rhuat loan Distance vector.<br /> <br /> 218<br /> 223<br /> 224<br /> 227<br /> 231<br /> <br /> 4.3 DNIH TUYEN PHAN cAP<br /> <br /> 236<br /> <br /> 4.4 nvTERNET PTOTOCOL<br /> 4.4.1 Dja chi IPv4<br /> 4.4.2 ChuySn datagram tir nguon tai dich: vin dS dia chi va dinh tuyen<br /> 4.4.3 JQiuon dang goi du lieu IP<br /> 4.4.4 ?'han manh (Fragmentation) va Hop nhk (Reassembly) goi tin IP<br /> 4.4.5 Giao thijrc kiim soat 16i ICMP (Internet Control Message Protocol)<br /> 4.5 D NH TUYEN TREN INTERNET<br /> 4.5.1 Djnh tuyin trong mpt miSn (Intra-AS routing) (Djnh tuySn ngi mien)<br /> 4.5.2 Djnh tuy6n giua cic mign (Inter-AS routing) (Dinh tuyen lien miSn)<br /> 4.6 CKU TAO CUA THIET BI DINH TUYEN (ROUTER)<br /> 4.6.1 36ng vao (Input port)<br /> 4.6.2 ;