Hi,   Thanks for your reply and advise about the ringing procedure. I have been dialing the same way as you indicated in your message to a different phone numbers and the result is the same allways give me the busy signal.   In the past I have no problem with dialing International calls, this problem is happening since a few eeks ago. I didn't contact you before because I was using Whatsapp for any call, but now I need to call to land lines directly from my land phone because they don't have Internet connection at home at the destination overseas.   If you have any other siugestion al will apreciate,   Kind Regards,   Luis ... View more