Machan modem eke DSL light eaka naha kiyane , connection eke aulak.
(connection from the local exchange to the modem)
Things u can try ,,
- Check the phone service, if there is crackling noises or static noises in ur phone line that can directly effect your ADSL service
- Isolation test ( disconnect the line filters and other phones connected to the phone socket & connect the modem directly to the line)
- Try a short phone cable to connect the modem to the wall socket
- Reset the modem
- Try another modem or test the modem with a different connection (just to make sure that its not a modem issue )
- If its a connection issues u'll have to contact ur provider