4 ADSL filters are required to connect telephony devices to your phone line without causing interference to your ADSL2+ Internet connection.
4 Common telephony devices include:
- Fax machines
- Back to base alarms
- EFTPOS machines
4 Every connected telephony device in your premises must be connected to your phone wall socket/s using ADSL filters. Note that these telephony devices could be connected to different phone wall sockets around your home. Please see example in the diagram below.
4 Your ADSL2+ modem must not be connected to a filter to work properly, however other telephony device (e.g. telephone) connected to the same phone wall socket as your modem does require a filter. Please check that your cabling is done the right way as shown in the diagram below.