In this module, you were introduced to the following terms:
- Protocol: A protocol is a set of logical rules that define how computers send and receive information.
- User Datagram Protocol (UDP): UDP is a procotol that sends data from one program to another using Internet
Protocol (IP). UDP is less reliable than TCP because it provides unverified transportation for individual messages.
- Subnetting: Subnetting is used when a company has more computers than can be connected to its network; it is
also used as a traffic reduction mechanism.
- Point-to-Point Tunneling Protocol (PPTP): Point-to-Point Tunneling Protocol (PPTP), now commonly referred to as VPN (Virtual Private Networking)
is Microsoft's version of PPP that encapsulates packets from other protocols for transmission over an IP network.
- Point-to-Point Protocol (PPP): Point-to-Point protocol provides dial-up access over serial lines.
- Gopher: The gopher protocol is a utility that searches the Internet for data and news and presents the
results in a hierarchy-based document-retrieval system.
- Network News Transfer Protocol (NTTP): NTTP allows your emails to discussion groups to be routed and received.
- Telnet: Telnet is a "terminal emulator for the Internet
- File Transfer Protocol (FTP) : FTP is the primary protocol used to transfer files and resources on the Internet.
- Uniform Resource Locator (URL): URL specifies a unique address to a resource on the Internet.
A resource can be a specific Web page, a document, or an image. URLs are occasionally called URIs, or Uniform Resource Identifiers.
- Port number: Identifies the hardware and software ports on a computer.
In the next module, you will learn about tools to help you surf the Web with success.