Connecting ISDN PBXs
25
Connect Use an ISDN cable to connect an ISDN telephone.
1. Connect one end of the ISDN cable with the ISDN
telephone.
2. Connect the other end of the ISDN cable with the
“FON S
0
” port of the FRITZ!Box.
3.10 Connecting ISDN PBXs
If you have an ISDN PBX, you can connect this PBX to
the FRITZ!Box. With the telephones connected to the
PBX you can make calls in the usual fashion.
Connecting an ISDN telephone to the FRITZ!Box
Connect Use an ISDN cable to connect an ISDN telephone.
1. Connect one end of the ISDN cable with the ISDN
telephone.
2. Connect the other end of the ISDN cable with the
“FON S
0
” port of the FRITZ!Box.
The ISDN PBX must support a point-to-multipoint line.
INFOINFO
WLANWLAN
Fixed LineFixed Line
InternetInt
ern
et
PowerPower / DSLDSL
If you have no more than two analog devices con-
nected to the PBX, you can connect them directly to
the FRITZ!Box and do without the PBX.
