TP-LINK TL-R4000 User Manual

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TL-R4000 
 Enterprise Broadband Router User Guide 
 
 
 
59
 
Appendix D: Glossary 
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DDNS  (Dynamic  Domain  Name  System)  - The capability of assigning a fixed host 
and domain name to a dynamic Internet IP address.   
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DHCP  (Dynamic  Host  Configuration  Protocol)  - A protocol that automatically 
configure the TCP/IP parameters for the all the PCs that are connected to a DHCP 
server. 
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DMZ (Demilitarized Zone) - A Demilitarized Zone allows one local host to be exposed 
to the Internet for a special-purpose service such as Internet gaming or 
videoconferencing. 
¾
 
DNS  (Domain  Name  Server)  - An Internet Server that translates the names of 
websites into IP addresses. 
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Domain Name - A descriptive name for an address or group of addresses on the 
Internet.  
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DoS  (Denial  of  Service) - A hacker attack designed to prevent your computer or 
network from operating or communicating. 
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DSL (Digital Subscriber Line) - A technology that allows data to be sent or received 
over existing traditional phone lines. 
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ISP (Internet Service Provider) - A company that provides access to the Internet 
¾
 
MTU (Maximum Transmission Unit- The size in bytes of the largest packet that 
can be transmitted. 
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NAT (Network Address Translation) - NAT technology translates IP addresses of a 
local area network to a different IP address for the Internet. 
¾
 
PPPoE (Point to Point Protocol over Ethernet) PPPoE is a protocol for connecting 
remote hosts to the Internet over an always-on connection by simulating a dial-up 
connection.