Computer History Notes - Herong's Tutorial Notes - v3.13, by Herong Yang
What Is Internet Gateway
This section provides a quick introduction of Telnet application that allows you to log into a remote computer over the Internet as a text based terminal.
What Is Internet Gateway? - An Internet Gateway is an special computer on the Internet that is connected to two physical networks and relays data messages from one network to the other.
If a local physical network wants to join the Internet, it must have a gateway connected to another physical network on the Internet.
For example, your modem at home is an Internet gateway that is connected to your home network and the ISP (Internet Service Provider) network as shown below:
When you open a Website on the Internet, your Web browser actually sends a request message that travels over many physical networks through their gateways in order to reach the Website hosting computer. You can use the "tracert" on a Windows computer to see how many gateways between your computer and a remote computer as shown below (Source: study-ccna.com):
Table of Contents
2002 - .NET Framework Developed by Microsoft
1995 - PHP: Hypertext Preprocessor Created by Rasmus Lerdorf
1995 - Java Language Developed by Sun Microsystems
1991 - WWW (World Wide Web) Developed by Tim Berners-Lee
1991 - Gopher Protocol Created by a University of Minnesota Team
1984 - X Window System Developed a MIT Team
1984 - Macintosh Developed by Apple Inc.
1983 - "Sendmail" Mail Transfer Agent Developed by Eric Allman
1979 - The Tcsh (TENEX C Shell) Developed by Ken Greer
1978 - Bash (Bourne-Again Shell) Developed by Brian Fox
1978 - The C Shell Developed by Bill Joy
1977 - The Bourne Shell Developed by Stephen Bourne
1977 - Apple II Designed by Steve Jobs and Steve Wozniak
1976 - vi Text Editor Developed by Bill Joy
►1974 - Internet by Vinton Cerf
What Is FTP (File Transfer Protocol)
1972 - C Language Developed by Dennis Ritchie
1971 - FTP Protocol Created by Abhay Bhushan
1970 - UNIX Operating System Developed by AT&T Bell Labs