I take it then that you are using adsl. You point out that filters are in use but are they connected correctly. There should NOT be a filter between the phone socket and the pc. Do you get disconnected when recieving a call?
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
What’s happening in VR right now: From psychedelic art to combat therapy
Siri not working? Try these troubleshooting fixes
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.