Networking
What is Networking?
Some Terms
- host vs remote user
- telecommunications software (terminal emulation)
- media: twisted pair, coaxial cable, fiber optic, microwave, satellite
- wireless networks using infrared or radio signals are being used more
often
- direct connections: ISDN (Integrated Services Digital Network 128 k
bps),
T1 (1.544 M bps), T3 (44.736 M bps)
- LAN-local area network
- WAN-wide area network
- ethernet-machines in a network are physically wired together. (10 M
bps)
- network server-a computer that distributes resources to a network
- Internet
- ISP-Internet Service Provider
- modem-modulator/demodulator
- baud rate-speed of a modem, example 56 Kbps (kilobits per second)
- bandwidth-amount of data that can travel across a communication
circuit over time
- packet-message sent across a network
- http-hypertext transfer protocol
- html-hypertext markup language
- ftp-file transfer protocol
- upload/download
- IP address example: 192.17.5.100
- TCP/IP Transmission Control Protocol/Internet Protocol
- PPP-point to point protocol
- SLIP-serial line internet protocol
- SLIP and PPP are two methods commonly used to connect a computer
to the Internet via a modem
- WWW-World Wide Web
- Netscape, MS Explorer-web browsers
- URL-uniform resource locator
- Java-a programming language for creating Internet "Applets"
- telecommuting
- router-a device that directs messages through a network
- firewall
- domain
email
- use smilies ("emoticons")
:-)
:-(
;-)
5:-)
B-)
- practice good "netiquette"
- flame wars
- follow chat room rules
- avoid hoaxes
and chain mail
- CERT-Computer Emergency Response Team
- spamming
- spell check and use whole sentences
Unix