Auerswald COMpact 5200 Advanced Information page 1055

S
S Basic Access
0
ISDN basic access with a maximum of two speech channels and one data
channel (D-channel). A difference is made between external and internal S
An external S
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system phones, other ISDN devices and ISDN PC cards are connected to
the internal S
0
S Port
0
ISDN port with two payload channels and a data channel. Two simultaneous
connections are possible on an S
S Primary Rate Multiplex Access
2M
A S primary rate multiplex access provides the PBX with up to 30 speech
2M
channels (B-channels) and one data channel (D-channel). It is designed as
a PTP connection and can be operated in combination with ISDN basic
access connections (S
COMpact 5200/5200R/5500R - Firmware V7.2 - Advanced Information V04 07/2018
port can be used as PTP or PTMP connection. COMfortel
port. The internal bus acts as PTMP connection.
ports).
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port.
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Glossary
Terminology
.
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