ActionTec GT724WGR User Manual

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Service Acronyms
The following information is related to the Firewall options (Custom, High, Medium,
and Low) section in the “Configuring Security Settings” chapter of this manual. This
appendix explains the meaning of the service acronyms included with the various lev-
els of firewall security, and the UDP and TCP ports used by each service.
Service Acronym Definitions
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).
Uses UDP 53 and TCP 53.
EPMAP
EndPoint Mapper. Uses UDP 135 and TCP 135.
FTP
File Transfer Protocol. A protocol used to transfer files over the Internet. Uses
TCP 20 and 21.
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. Uses TCP 80.
HTTPS
HyperText Transfer Protocol using Secure Socket Layer. A secure version of the
protocol that delivers information over the Internet. Uses UDP 443 and TCP 443.
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ActionTec GT724WGR Specifications

General

Brand	ActionTec
Model	GT724WGR
Category	Modem
Language	English