Transcription of ローカルエリアネットワーク LAN）構築のための …
1 LAN 1 ~ Pass 0513lan 7 LAN Local Area Network ex. LAN LAN WAN(Wide Area Network) 2 LAN LAN 3 LAN PC LAN LAN NIC 4 LAN ADSL ONU 5 ONU LAN IP LAN IP LAN IP IP 6 IP :Internet Protocol IP IP IP 7IP IPv4 IP IPv4 4byte 8bit 4=32bit 1byte 10 IPv4 2^32 =4294967296 8IP IP IP /( ) 9012345678910111213141516171819202122232 425262728293031 192(=11000000)168(=10101000)168(=1010100 0)1(=00000001) IP IP DNS LAN IP IP LAN IP 10 LAN IP IP LAN IP a) ( 8bit)b) ( 12bit)c) ( 16bit) XXX XXX 255 1101234567891011121314151617181920212223 2425262728293031a)b)c)
2 Router Route+ er IP IP WAN LAN LAN 12 IP IP IP IP IP header IP IP IPpayload Source S Destination:D 13 IP IP IP LAN LAN 14 LAN WAN WAN IP 15 IP IP IP Q2. IP IP 16 IP IP IP PC IP IP DHCP DynamicHost Configuration Protocol 17 DHCP(DynamicHost Configuration Protocol)1.
3 DHCP IP IP 3. IP IP 18 PCDHCP DHCP IP DHCP DHCP DHCP IP DHCP(DynamicHost Configuration Protocol) DHCP PC 19 DHCP IP PC DHCP DNS WEB URL http://~ =>DNS URL IP DNS 20 WEB URL URL DNS DNS WEB IP IP WEB IP WEB WEB 21 DNS WEB WEB WEB InternetWEB PCLAN LAN 10 Base-T/100 Base-TX/1000 Base-TX LAN 22 WAN LAN LAN LAN BuffaloWZR-1750 DHP2 23 HUB HUB LAN LAN HUB IP MAC HUB 2 HUB 2 24 MAC IP 25 IP IP MAC MACIP IP HUBMAC 00:1E:8C:89:B1:5 AMAC 00:1E:8C:89:FE.
4 AAPC1PC2PC1 PC2 PC1 PC2 IP PC2 MAC MAC MAC PC2 MAC MAC IP HUB HUB MAC MAC PC2 IP IP MAC IP 26 IP IP MAC MACIP IP HUBMAC 00:1E:8C:89:FE:AAPC1PC1 WAN PC1 WAN IP MAC MAC MAC IP HUB IP IP MAC (Elecom Web ) e OK 27 LAN UTP LAN(1) LAN Wi-fi LAN Wi-fi LAN 28 LAN 5 GHz GH 29 LAN(2) LAN ( )
5 30[ ] Modular Instruments Address >> Evaluation Engineering LAN AP AP AP SSID SSID WPA2 LAN AES 31 WPS Wi-Fi Protected Setup WPS WPS SSID 32 LAN LAN PC PC Kingsoft Baidu 33 PC LAN Youtube DL DL PC DL 34 LAN WAN LAN 2 WAN IP or
6 DNS LAN IP LAN 35
