1. 5.
1.
2.
digital
3.
4.
4.1
4.2
1.
2.
2

2. 3.
4.
(WIRELESS LAN)
1.
2.
(Wireless LAN
WLAN)

3. 1.
2.
(Mobility)
3.
4.
5.
5.5
1.
:
PC
Notebook
Pocket PC
PCMCIA
2.
:
802.11
Cisco,
Orinoco, Toshiba, 3Com, Linksys
3.
(Access Point) :
LAN
4)
:

4. 2
1.
(Ad-Hoc)
2
(Access point)
2.
(Infrastructure)
(Access point)
1. WPAN (Wireless Personal Area Network)
2
Red)
IR (Infra-
Bluetooth
3
2. WLAN (Wireless Local Area Network)
3. WMAN (Wireless Metropolitan Area Network)
4. WWAN (Wireless Wide Area Network)
10

5. 1.
(FireWall)
2.
3.
(User Name and
Password)
4.
WEP (wired equivalency privacy key)
5. Wi-Fi Protected Access (WPA)
WEP
Network Adapter