Siemens Gigaset CE450 IP R User Manual page 148

CE 450 IP R / IM-Ost english / A31008-M1817-R601_1-7619 / glossary.fm / 02.03.2007
User identification
Name/number combination for access e.g. to your VoIP account.
V
Virtual private network (VPN)
Virtual Private Network
Computer network that uses a public network (e.g. the Internet) to transport private
data.
Virtual server
A virtual server provides a service on the Internet that does not run on itself, but on a
different network subscriber instead. External service requests are forwarded via Port
Forwarding straight to the appropriate Port for the relevant network subscriber in the
local network.
Voice codec
See Codec.
VoIP
Voice over Internet Protocol
Telephone calls are no longer placed and transmitted over the telephone network but
over the Internet (or other IP networks).
VoIP provider
A VoIP, SIP or Gateway Provider is an Internet service provider that provides a Gateway
for Internet telephony. As the phone works with the SIP standard, your provider must
support the SIP standard.
The provider routes calls from VoIP to the telephone network (analogue, ISDN and
mobile radio) and vice versa.
W
WAN
Wide Area Network
Wide-area network that is unrestricted in terms of area (e.g Internet).
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