Actiontec electronic GT701WRU user manual Basic Security Level, Service Acronym Definitions

Appendix F Firewall Security

Basic Security Level

NAT (Network Address Translation) only.

Service Acronym Definitions

http

HyperText Transfer Protocol. This protocol delivers information over the Internet, and is used when a computer connects to a Web site via an Internet browser.

dns

Domain Name System. A data query system used to translate host names into Internet addresses (i.e., www.somewebsite.com translates to 888.999.000.111).

ftp

File Transfer Protocol. A protocol used to transfer files over the Internet.

telnet

An Internet communications protocol enabling one computer to function as a terminal working from another (remote) computer.

smtp

Simple Mail Transfer Protocol. A protocol used to transfer E-mail between computers over the Internet. Can be used to send and receive mail.

pop3

Post Office Protocol 3. Another protocol used to transfer E-mail between computers. Usually employs a pop3 server, and is used to receive mail only.

nntp

Network News Transfer Protocol. A protocol used to distribute and retrieve news articles over the Internet.

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