Siemens Gigaset S685 IP Manual page 256

Glossary
H
Headset Combination of microphone and headphone. A headset makes using speaker
mode more convenient. There are headsets available that can be connected to
the handset by a cable.
HTTP proxy
Server via which the
Uses one
Hub
All data sent to the hub by one network subscriber is forwarded to all network
subscribers.
See also: Gateway, Router.
I
IEEE
Institute of Electrical and Electronics Engineers
International body that defines standards in electronics and electro-technol-
ogy, concerned in particular with the standardisation of LAN technology, trans-
mission protocols, data transfer rate and wiring.
Infrastructure network
Network with central structure: all
central Router.
Instant messaging
Service that uses a client program to allow chatting in real time, i.e. to send
brief messages to other subscribers on the Internet.
Global WAN. A series of protocols have been defined for exchanging data,
Internet
known by the name TCP/IP.
All Network subscriber
Domain name
Important services on the Internet include the World Wide Web (WWW), e-mail,
file transfer and discussion forums.
Internet service provider
Enables access to the Internet for a fee.
IP (Internet Protocol)
TCP/IP protocol on the Internet. IP is responsible for addressing subscribers in
a Network
ent. IP determines the paths (routing) along which the data packets travel.
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Network subscribers
Infrastructure network
are identifiable via their
to the IP address.
using IP addresses
can process their Internet traffic.
to connect several
Network subscribers
IP
and routes data from the sender to the recipi-
Network subscribers.
communicate via a
address. DNS assigns a