1. 1
Computer Network)
2
3 LAN (Local Area Network),MAN (Metropolitan Area
Network),WAN(Wide Area Network)
1. LAN (Local Area Network)
10
2. MAN (Metropolitan Area Network)
3. WAN (Wide Area Network)
World wide
( dial up/ Leased Line/
ISDN)
o
o
o
o
o
o
2
Peer to Peer Client Server
1. Peer to Peer Network
2. Peer)
Client Server
Peer to Peer
Workgroup) Windows 98/Me XP
2. Client-Server
15-20 peer
to peer client-server
server
client workstation
server
server
client
server
2
Ethernet/ Fast Ethernet/ Gigabit Ethernet
Wireless LAN
Ethernet / Fast Ethernet / Gigabit Ethernet LAN
LAN 10
Gbps UTP Fiber optic
Wireless LAN
Wireless
o IEEE 802.11 2.4~2.5GHz 2Mbps
o IEEE 802.11b 2.4~2.5GHz 11Mbps / 22Mbps
o IEEE 802.11a 5.15~5.35GHz, 5.47~5.725GHz
54Mbps
o IEEE 802.11g 2.4~2.5GHz 54Mbps
o IEEE 802.11n 2.4GHz / 5GHz 300Mbps
Ad-Hoc)
Access Point