Transcription of 2章 企業内ネットワーク構築 - pken.com
1 2 .. P 1 .. 1 29 .. 2 33 . 1 36 .. 2 40 . 3 44 . 28. 2 . 1 . 2 1 1. 1 . 1 .. RFPRFP. Request For Proposal .. user .. 29. 2 . 1 . 2 1 1.. MECE. MECE Mutually Exclusive and Collectively Exhaustive . 4 - 1 -3 .. 1 1 . - -2 3 .. topology .. network topology .. 30. 2 . 1 . 2 1 1.. LAN . LAN .. 1 .. LAN .. HUB .. LAN 1 .. 2 .. LAN . LAN . LAN .. LAN . ADSL.. LAN .. 31. 2 . 1 . 2 1 1.. 1 work ow .. 2 .. 3 - 4 -2.. database .. P .. P 1 .. 32. 2 . 1 . 2 1 2. 2 .. CPU .. LAN .. 1 LAN . OS .. LAN .. IP VLAN .. DHCP DNS printer server .. DHCP dynamic host configuration protocol server . LAN LAN . IP .. LAN DNS .. IP . IP IP.. LAN .. IT . IT .. 33. 2 . 1 . 2 1 2. 1 IT . IP MAC .. OS .. LAN .. PC .. LAN.. LAN . IEEE 802 11 a/b/g/n .. IEEE 802 11 a/b/g/n IEEE . LAN a,b,g,n .. LAN . IEEE 802 11a . 54 Mbps 5 GHz . IEEE 802 11b 11 Mbps 2 4 GHz . IEEE 802 11g 54 Mbps 2 4 GHz . IEEE 802 11n 300 Mbps 2 4 GHz 5 GHz .. 34. 2 . 1 . 2 1 2.. LAN . LAN LAN LAN .. 2 LAN LAN.
2 LAN LAN.. LAN . PoE PoE Power over Ethernet . Ethernet .. LAN .. P .. LAN .. LAN . P 1 .. LAN LAN .. 35. 2 . 2 . 2 2 1. 2 . LAN. 1 LAN Local Area Network .. LAN . LAN .. LAN . LAN DMZ. DeMilitarized Zone . LAN A .. LAN .. A LAN .. L2 . 2 .. OSI . 2 2 . L2 . LAN . LAN . Wi-Fi .. 36. 2 . 2 . 2 2 1. A LAN PC NAS NAS. Network Attached Storage . L2 Ethernet LAN . TCP/IP . LAN LAN LAN . LAN LAN OS .. PC .. Ethernet .. LAN . Ethernet .. TCP/IP. LAN .. 3 Ethernet .. 10 BASE-T 10 Mbps 100m 10 BASE-T. 10 Mbps . 100 BASE-T 100 Mbps 100m . 1000 BASE-T 1 Gbps 100m Ethernet . 4 . 100 BASE-T. 1000 BASE-T 100 Mbps Ethernet . 100B A SE- T . 10 BASE-T .. 1000 BASE-T. LAN NAS . 1 Gbps Gigabit NAS Ethernet GbE .. PoE. LAN .. 37. 2 . 2 . 2 2 1.. LAN LAN IP IP . InInternet Protocol Address . IP .. TCP/IP .. IPv4. Internet Protocol version 4 . 4 IP 32 IP .. IP 32 . 2 32. 1 100 42 9496 7296 .. 101 1000 128 IPv6 . 1001 Internet Protocol version 6 . IP .. IP . IP IPv4.
3 IP IP .. IP . IP . IP 255 255 0 0 /16. 255 255 255 0 /24. IPv4 IPv6 255 255 255 128 /25. IPv6. Internet Protocol Version 6 . IP . IPv4 . IP . IPv6 . 128 . 10 38 . IP .. IP .. 38. 2 . 2 . 2 2 1. LAN .. Windows Active Directory . LAN .. P . Active Directory AD . LAN LAN Microsoft .. IP . Windows . IP . Apple . Mac Open Directory .. 39. 2 . 2 . 2 2 2. 2 .. 40. 2 . 2 . 2 2 2.. 1 . IP . 2 VLAN 2 .. 1 .. IP .. 255 255 0 0 /16. /24 255 255 255 0 /24. 255 255 255 128 /25. 24 8 . IP .. B . PC A A PC A B . PC B A PC B B . A PC A B PC B .. 41. 2 . 2 . 2 2 2. 2 VLAN Virtual LAN LAN . VLAN . VLAN L2 L3 L2 L3 . L2 . L2 OSI 2 2 .. L3 OSI . L3 OSI 3 3 .. 2 3 . L2 . C VLAN .. 42. 2 . 2 . 2 2 2. VLAN VLAN C VAN1 VLAN3 . VLAN . VLAN3 VLAN2 . VLAN .. VLAN IEEE 802 1Q VLAN IEEE 802 1Q . VLAN . VLAN/ VLAN/VLA VLAN .. VLAN VLAN . IEEE . VLAN .. VLAN . OSI 1 . 2 PC VLAN VLAN . 3 . Bytes VLAN . VLAN.. SNMP . SNMP .. LAN WAN .. P . SNMP/SNMP . VLAN L3 Simple Network Management Protocol L AN LAN.
4 TCP/IP . SNMP .. SNMP .. 43. 2 . 2 . 2 2 3. 3 .. LAN WAN WAN. Wide Area Network .. LAN .. D WAN .. LAN WAN .. LAN .. 1 WAN . e-mail ERP SFA . VoIP VoIP. Voice over Internet Protocol .. IP . 2 SIP H 323 . VoIP . ADSL, . Skype,LINE . Google Voice PC .. 44. 2 . 2 . 2 2 3. 3 .. ISDN ATM IP-VPN . ATM. Asynchronous transfer mode . B-ISDN ISDN .. WAN .. 5 WAN .. WAN .. ISDN .. ISDN .. ISDN. Integrated Services Digital Network FAX .. 45. 2 . 2 . 2 2 3. E . 6 WAN .. LAN .. 2 .. L2 VPN. L3 Virtual Private Network .. IP IP . IP-VPN.. VPN IP-VPN, . IP VPN 2 VPN SSL-VPN.. PPTP . VPN PPTP. IPsec Point-to-Point Tunneling Protocol Microsoft .. Point-to-Point PPP . Point-to-Point Protocol . 7 WAN .. FTTH . ONU . IPSec Security Architecture for Internet Protocol . ADSL . ADSL ADSL.. ONU. Optical Network Unit .. 46. 2 . 2 . 2 2 3. F .. LAN .. WAN .. 5 . 10 .. PDCA .. P .. P 1 .. 47.
