ZyXEL Communications P630M, Руководство пользователя

Страница: 45 / 52

Prestige 630 ADSL USB Modem
Glossary C
to the IEEE 802.3 Ethernet standard, including adaptations with data rates of 10 Mbits/sec and
100 Mbits/sec over coaxial cable, twisted-pair cable, and fiber-optic cable. The latest version
of Ethernet, Gigabit Ethernet, has a data rate of 1 Gbit/sec.
FAQ (Frequently Asked Questions) -- FAQ’s are documents that list and answer the most common
questions on a particular subject.
FCC
The FCC (Federal Communications Commission) is in charge of allocating the
electromagnetic spectrum and thus the bandwidth of various communication systems.
Flash
Memory The nonvolatile storage that can be electrically erased and reprogrammed so that data can be
stored, booted, and rewritten as necessary.
Gateway
A gateway is a computer system or other device that acts as a translator between two systems
that do not use the same communication protocols, data formatting structures, languages,
and/or architecture.
Host
Any computer on a network that is a repository for services available to other computers on
the network. It is quite common to have one host machine provide several services, such as
WWW and USENET.
IANA
Internet Assigned Number Authority acts as the clearinghouse to assign and coordinate the
use of numerous Internet protocol parameters such as Internet addresses, domain names,
protocol numbers, and more. The IANA Web site is at http://www.isi.edu/iana.
ICMP Internet Control Message Protocol is a message control and error-reporting protocol between
a host server and a gateway to the Internet. ICMP uses Internet Protocol (IP) datagrams, but
the messages are processed by the TCP/IP software and are not directly apparent to the
application user.
Internet (Lower case i) Any time you connect 2 or more networks together, you have an internet.
Internet
(Upper case I) The vast collection of inter-connected networks that all use the TCP/IP
protocols and that evolved from the ARPANET of the late 60’s and early 70’s.
Intranet A private network inside a company or organization that uses the same kinds of software that
you would find on the public Internet, but that is only for internal use.
IP
Internet Protocol. The IP (currently IP version 4, or IPv4), is the underlying protocol for routing
packets on the Internet and other TCP/IP-based networks.
IPCP (PPP) IP Control Protocol allows changes to IP parameters such as the IP address.
IPX Internetwork Packet eXchange The native NetWare internetworking protocol is IPX
(Internetwork Packet Exchange). Like IP (Internet Protocol), IPX is an internetworking protocol
that provides datagram services.
ISP Internet Service Providers provide connections into the Internet for home users and
businesses. There are local, regional, national, and global ISPs. You can think of local ISPs as