Specifications

FRITZ!Box Fon WLAN 7270 30
Connecting IP Telephones
1. Connect one end of the ISDN cable with the ISDN
PBX.
2. Connect the other end of the ISDN cable with the
“FON S
0”
port of the FRITZ!Box.
3.12 Connecting IP Telephones
With the FRITZ!Box Fon WLAN 7270 you can also use IP
telephones to conduct calls via the Internet. IP telephones
can be connected to the FRITZ!Box Fon WLAN 7270 at the
LAN ports or via WLAN.
Connecting to a LAN
Port
At the LAN ports of the FRITZ!Box you can connect IP tele-
phones using a LAN cable.
Connecting an IP telephone to the FRITZ!Box
1. Connect one end of the LAN cable with the IP tele-
phone.
2. Connect the other end of the LAN cable to one of the
LAN ports on the FRITZ!Box.
Now the IP telephone is connected to the FRITZ!Box. This
phone must be configured before you can use it for tele-
phone calls. Follow the instructions in the documentation
of the device and in the section “Setting Up an IP Tele-
phone in the FRITZ!Box” on page 42.
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.
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