Siemens Gigaset A580 User Manual page 185

Glossary
User identification
Name/number combination for access, e.g. to your VoIP account.
V
£
Codec.
Voice codec
VoIP
Voice over Internet Protocol
Telephone calls are no longer placed and transmitted over the telephone
network but over the
VoIP provider
A VoIP, SIP or
Gateway
your provider must support the SIP standard.
The provider routes calls from VoIP to the telephone network (analog, ISDN and
cellular) 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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Internet
Gateway provider
for Internet telephony. As the phone works with the SIP standard,
(or other IP networks).
is an Internet service provider that provides a