Appendix C Glossary - TP-Link TL-ER6120 User Manual

Appendix C Glossary

Glossary
ALG （ Application Layer
Gateway）
ARP （ Address Resolution
A
Protocol）
AH （Authentication Header）
DDNS （ Dynamic Domain
Name Server）
DHCP （ Dynamic
Configuration Protocol）
D DMZ（Demilitarized Zone）
DNS（Domain Name
Server）
DSL (Digital Subscriber
Line)
ESP（Encapsulating
E
Security Payload）
FTP（File Transfer
F
Protocol）
Description
Application Level Gateway (ALG) is application specific
translation agent that allows an application on a host in one
address realm to connect to its counterpart running on a host in
different realm transparently.
Internet protocol used to map an IP address to a MAC address.
A security protocol that provides data authentication and
optional anti-replay services. AH is embedded in the data to be
protected (a full IP datagram).
The capability of assigning a fixed host and domain name to a
dynamic Internet IP address.
A protocol that automatically configure the TCP/IP parameters
Host
for the all the PCs that are connected to a DHCP server.
A Demilitarized Zone allows one local host to be exposed to the
Internet for a special-purpose service such as Internet gaming
or videoconferencing.
An Internet Server that translates the names of websites into IP
addresses.
A technology that allows data to be sent or received over
existing traditional phone lines.
Security protocol that provides data privacy services, optional
data authentication, and anti-replay services. ESP encapsulates
the data to be protected.
Application protocol, part of the TCP/IP protocol stack, used for
transferring files between network nodes.
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