9
Ensure that all other devices connected to the same telephone line as your Billion router (e.g.
telephones, fax machines, analogue modems) have a line filter connected between them
and the wall socket (unless you are using a Central Splitter or Central Filter installed by a
qualified and licensed electrician), and ensure that all line filters are correctly installed and
the right way around. Missing line filters or line filters installed the wrong way around can
cause problems with your ADSL connection, including causing frequent disconnections