Em 16-08-2013 13:05, Denis Kenzior escreveu: > The AT command log is not useful in this case. You would need to run > gatchat/gsmdial with the pppdump option and examine it with wireshark > to understand what fails. > Thank you for your help Denis. It seems a problem with PAP/CHAP authentication. Just to confirm, does Ofono support PAP authentication? Regards, Fabio