1. http://www.buycoms.com/buyers-
guide/modem/index.asp
1. Modem)
Modulation)
Modulator)

2. Demodulation)
Demodulator) 2
Faxmodem
http://www.itdestination.com/articles/lancard1000base/
2. Network Adapter) LAN
PCI
ISA Slot ISA
100 Mbps
10 Mbps

3. LAN BNC , RJ-45
http://www3.ipst.ac.th/research/assets/web/mahidol/c
omputer(10)/network/net_wan9.htm
3. Gateway)
2

4. http://forums.overclockzone.com/forums/showthread.php?t=41
7552
4. Router)
Network Protocol)
(
http://www.tanti.ac.th/Com-
tranning/NetWork/bridge.htm
5. Bridge)
Data Link

5. http://webserv.kmitl.ac.th/~hs3lse/project/repeater.html
6. Repeater)
Physical
7.
2

6. 2
http://www.itcomcenter.com/tips-
view.asp?id=63&forward=1
-
Coax
LAN BNC
200
T Connector
LAN
Terminator 50

7. http://www.digitalfocus.co.th/network.php
- UTP
(Unshied Twisted Pair) LAN
RJ-45
100
2 CAT 3 CAT5 CAT3
10 Mbps CAT 5
100 Mbps
CAT 5
1 RJ - 45 Connector 2
LAN
2
2

8. http://it.stoulaws.com/2008/12/hub/
8. HUB)
2
2
100 Mbps
100 Mbps