Panasonic KX-TD816 Installation Manual page 137

Notice
• The ISDN Line Units (e.g. KX-TD280) are in accordance with the European
Telecommunication Standards (ETS).
If your telephone company provides an ISDN service which follows the standards other
than ETS, some ISDN features in the Features Guide may not work properly. (e.g. Charge
Fee Reference, CLIP, COLP, etc.)
• To use the point-to-multi-point configuration with the KX-TD286, the number on the name
plate, which is on the back of the unit, must be
• The KX-TD290 is working in PCM30 mode only.
• ISDN Interface
ISDN provides the following two interfaces.
Basic Rate Interface (BRI):
BRI provides two 64 kbps B channels for voice / data transmission and one 16 kbps D
channel for signalling (2B + D).
Primary Rate Interface (PRI):
PRI provides thirty 64 kbps B channels for voice / data transmission and one 64 kbps D
channel for signalling (30B + D).
ISDN Installation
3.1 ISDN Network Outline
or later.
137