1 2 3 4
1960 1973 () Aloha Netowrk ether(,, )network Ehternet, DEC, ( DIX(DEC, Intel, Xerox) IEEE(, http://wwwieeeorg/, ) 5 9,, (Xerox) (Bob Metcalfe), (, ) Aloha Network 1960 / IEEE CSMA/CD IEEE () 30 10Base2/10Base5 http://wwwethermanagecom/ethernet/ ethernethtml E-mall 1972 294Mpbs 294Mbps,, CD-ROM (byte) 1/8 (bit) 1byte=8bits 1Kbyte=1,024bytes=8,192bits b p s, bit (10Mbps 10Mbit ) 10Mbyte10Mbps 1 10Mbyte8=80Mbits 8 LAN CSMA/CD
6 0 6 1 CSMA/CD ( (Collision) ) () CD(Collision Detection) (Collision) CSMA/CD (Collision) Detection),,, (), (Multiple Access) (Carrier Sense) CSMA(Carrier Sense Multiple Access),,,
6 2 6 3 ( D e s t i n a t i o n ) Address Source Address (jam) : : MAC(Media Access Control), (C a r r i e r Sence) (Collision) CSMA/CD (Collision Detection)
6 4 6 5 MAC(Media Access Control, ),,, MAC MAC ipconfig/all 00-E0-00-BA-67-57 ADSL, VDSL, () IP, ( ) MAC (Data) (Frame) (Packet) 3 OSI 7 LayerTCP/IP, Layer 4/7 (http://wwwpiolinkcom/) IEEE( ) MAC 24bits00-06-C4,,,, ADSL,, LAN Physical Address, Hardware Address OS
6 6 IEEE (http://standardsieeeorg/regauth/oui/indexshtml) 100 24bits OUI(Organizationally Unique Identifier) 10Base5, 10Base2 (Bob) T (Tranceiver) 10Mbps 500m 200m, -: ( 4 ) 00-06-C4-02-05-1B 00:06:C4:02:05:1B 0006c402051b 16 10-0, 1, 2, 3, 4, 5, 6, 7, 8, 9 2-0, 1 8-0, 1, 2, 3, 4, 5, 6, 7 16-0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F 10 10Base5AUI, 10Base2BNC 10, 2 2, 8 8, 16 16 16 10 A, B, C, D, E, F 16 10Base510Base2 48bits, 01 00-06-C4-02-05-1B 0, 1 2 0000 0000 0000 0110 1100 0100 0000 0010 0000 0101 0001 1011 2 48 48bits
6 8 6 9 UTP 100m 10Base5, 10Base2 UTP 10Base-T 10Base5, 10Base2 (Hub) ( ) 10Base-T UTP RJ-45 10Base-TUTP Category 5 Category 3 Category 5 RJ-45 10Base5, 10Base2 1, 2 AUI, BNC RJ-45 4 10Base510Base2 500, 200m (Repeater) 10Base-T 4 m 10Base5, 10Base2, 10Base-T 500m, 200m, 100m 4 () (Noise) 10Base5 (AUI)10Base2 (BNC) 10Base-T10Base-FL 2 (4, 8, 12, 16, 24, 48 )
7 0 7 1 10Base-TUTP, 100m+ / +100m+ / +100m 10Base-FL(Fiber Link), 10Base-FB(Fiber Backbone), 10Base-FP(Fiber Passive) 10Base-FL 10Base2 BNC ST (ST 1 ) 10Base-F 2km km, UTP UTP 10Base-F 10Base-FFFiber Optic 100Base-FX F 10Base-F100Base-FX UTP H OW? 10Mbps 10Mbps F O I R L (Fiber Optic Inter-Repeater Link), 23 (2030m) UTP (Surge Protecion) RJ-45 RJ-45 (
7 2 7 3 TP TP (Converter) (AUI, BNC), UTP (MAU-Medium Access Unit) LED 12V 10Base-F100Base-FX 1Gbps 1000Base-SX/LX 10 B a s e - T1 0 B a s e - F, 10Base5/21 0 B a s e - F, 100Base-TX1 00 B a s e - F X, 1000Base-X1000Base-T
7 5 100Mbps 100Base-TTP 100Base-TX 100 B a s e - T X 100Mbps 10Base-T 100Base-TX 100Base-T4, 100Base-T2 100Base-X 100Base-TX 4 100Base-FX X 4B/5B X 100Base-TX 100Base-TX 100Base-TX 10Base-T 100Base-TX 10Base-T,, 10Mbps (10/100Mbps ) 10Mbps100Mbps 100Base-TX 100Base-TX 100Base-TX 100Mbps T TP UTP TP 10Base-T 10 Category 3 Category 5 RJ-45 2 100Base-FXF 100Mbps 100Base-FXUTP 100Base-TX 1 0 B a s e - F 100Base-FX 412m Full Duplex, 2km 20km
7 6 100Base-FX 100Mbps 100Base-FX100Base-TX 1000Base-XTP 1000Base-T 1000Base-X 1000Base-T UTP 1000Base-T 1000Base-T UTP 100m (Gigabit) 1000Base-T, 1000Base-T 1000Base-T Category 5 Category 5e Category 5 300m UTP
7 8 7 9 1000 B a s e - T 100 m 1000Base-X 1000 B a s e - S X(S h o r t Wavelength), 1000Base-LX(Long Wavelength) STP 1000Base-CX(Copper jumper) LH(Long Haul) 5km 10km ZX(Extended Range) 70100km UTP 100Base-TX 1000Base-T 1000Base-T ( ) 1000Base-T 1000Base-T 1000Base-T8 (1-2), (3-6), (4-5) (7-8) 1000Base-SX 220m UTP 1000Base-LX/LH, m km 1000Base-LX/LH 1000Base-T m km 100Base-TX1000Base-T 100Base-TX4B/5B 1000Base-T4D-PAM5 X 1000Base-T X 1000Base-TX 10Base-T X X 100Mbps 100Base-TX100Base-FX, 1000Base-SX/LX/ZX
8 0 8 1 1000Base-SX LX SC, ST MTRJ UTP : : : UTP 300m 5 10 7 1m 233 4 1m1700 5, UTP RJ-45 RJ-45, 10, 100Mbps 100 10 10 10 ( 10, 10 100Mbps ) 10 20026, ISP(Internet Service Provider), 10 10 7 : 1000Base-SX : 1 : 10 SShort, LLong, EExtended WWAN LAN WAN
8 2 10 G b p s CSMA/CD W L A N M A N WAN TP 10GBase-T IEEE (htttp://www10geaorg/) TP H OW? I E E E802 LAN/MAN ( h t t p :// w w w i e e e 802 o r g /) LAN, MAN IEEE (802x) CSMA/CD, IEEE ( 80211a/b/g, ) 802, 802x
8 4 8 5 802x 802x 802 802
10Base-T CSMA/CD (Collision) / (TX) (RX) 10Base5 10Base2 TP / 100Base-TXHalf Duplex / 100Mbps Full Duplex 8 7, Half Duplex CSMA/CD CSMA/CD Full Duplex 100Base-TX 100Mbps 200Mbps 100Base-TX Half DuplexFull Duplex 200Mbps [ 2-27] 100Mbps Half Duplex Full Duplex () ( ) Half Duplex (Carrier Sense) Full Duplex
8 8 8 9 Full Duplex CSMA/CD, 10Mbps 10Mbps Full Duplex 10 M b p s 10 M b p s 10/100Mbps 100Mbps Full Duplex 10Mbps Full Duplex 10Base-T Full Duplex (10Mbps 10Base5 10Base2 ), (, 4 ), show port Duplex (Port) 1 SPD(Speed)100Mbps, DPX(Duplex)Full 100Mbps/Full Duplex up dndown RJ-45 RJ45 up 6, 10Mpbs/Half Duplex Full Duplex Full Duplex
9 0 9 1 Flow Control( ) Auto-Negotiation( ) (Buffer) Auto-Negotiation( ), Auto-Negotiation( ) Half/Full Negotiation( ) Auto-Negotiation Flow Control PAUSE Flow Control, Flow Control /, /, / Auto-Negotiation, Auto-NegotationEnable Flow Control PAUSE 01-08-C2-00-00-01 PAUSE 0x0001 pause_time
9 2 9 3 1 A/N(Auto-Negotiation)off off Auto-Negotiation Auto, Auto-Negotiation Dulpex 100Mbps/Full Duplex 100Base-TX 100Mbps/Full Duplex 6 7, 8 Auto-Negotiationon 6 10Mbps/Half Duplex, ADSL 10Mbps/Half Duplex, 10Mbps/Half Dulpex Auto-Negotiation 1,, Auto-Negotiation Enable, (Priority) 10 B a s e - T1 00 B a s e - T X 10Base-T, mii-tool 1 Auto-Negotiation Enable 2 10Base-F, 100Base-FX A u t o Negotiation 1000Base-X Auto-Negotiation 3 10Base-T 100Base-T 4 Auto-Negotiation Duplex Flow Control
9 5 9 4 H OW?
9 6 0 2 1 2 3 4 5 6 7 8