COMfortel 1400 IP/2600 IP/3600 IP - Firmware V2.8 - Advanced Information - V02 06/2017
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Glossary
Glossary
Codec
Method to encode (digitise) analogue voice data for transmission and
decode it again to convert it into back into voice. There are various codecs
that feature different voice data compression rates thereby require different
band widths for data transmission. The equality of VoIP calls is dependent
on the codec used.
D
DDI
Direct Dial In - extension number for dialling directly to a specific subscriber
on a telephone system. Example: In the number 0 53 06 / 92 00 - 700, 700
is the Direct Dial In number (DDI) for the Auerswald info-line.
DECT
Digital Enhanced Cordless Telecommunications (previously Digital
European Cordless Telephony) - a standard for digital cordless telephones
and data transmission. DECT systems provide encrypted transmission
between mobile handset and base station.
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