Appendix F Firewall Security; Basic Security Level; Service Acronym Definitions - ActionTec Wireless DSL Gateway GT701WG User Manual

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
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.

Appendix F Firewall Security

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