Cobalt Digital Inc RaQ 4 User Manual page 222

Appendix F: Glossary
Domain name
The location of an organization or other entity on the Internet. For example,
the address www.cobalt.com locates an Internet address for the domain
name "cobalt.com" at a particular IP address and a particular host server
named "www."
Domain Name System (DNS)
The Internet service responsible for translating a human-readable host name
such as cobalt.com into a numeric IP address (for example, 192.168.10.10)
for TCP/IP communications.
DSL
See Digital Subscriber Line (DSL).
Dynamic Host Configuration Protocol (DHCP)
A protocol that provides a mechanism for allocating IP addresses
dynamically so that an address can be reused when a host no longer needs it.
Encryption
The transformation of data into a form unreadable by anyone without a
secret decryption key. Its purpose is to ensure privacy by keeping the
information hidden from anyone for whom it is not intended. In the area of
security, encryption is the ciphering of data by applying an algorithm to plain
text to convert it into cipher text.
See also Authentication and Secure Sockets Layer (SSL).
ESMTP
See Extended Simple Mail Transfer Protocol (ESMTP).
Ethernet
The most widely used technology for local area networks (LANs). Standard
ethernet runs at 10 Mb/s, 100 Mb/s or 1000 Mb/s. It balances speed, price,
ease of installation and availability.
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