bertrand@bertrand-Latitude-E5410:ofono (master *%)$ sudo ./gatchat/cdmadial --control /dev/ttyUSB0 --username toto --password toto
Control: /dev/ttyUSB0
APN: (null)
CID: 0
: > ATE0Q0V1\r
: < \r\nOK\r\n
: > AT+CFUN?\r
: < \r\n+CFUN: 1\r\n\r\nOK\r\n
Current modem mode is 1
: > ATD#777\r
: < \r\nCONNECT 3100000\r\n
Username: toto
Password: toto
PPP: lcp: pppcp_generate_event: current state 0:INITIAL
PPP: event: 0 (Up), action: 2, new_state: 2 (CLOSED)
PPP: lcp: pppcp_generate_event: current state 2:CLOSED
PPP: event: 2 (Open), action: 1026, new_state: 6 (REQSENT)
PPP: lcp: pppcp_initialize_restart_count: current state 2:CLOSED
PPP: lcp: pppcp_send_configure_request: current state 2:CLOSED
PPP: gatchat/gatppp.c:ppp_enter_phase() 1
PPP: lcp: pppcp_timeout: current state 6:REQSENT
PPP: lcp: pppcp_generate_event: current state 6:REQSENT
PPP: event: 4 (TO+), action: 1006, new_state: 6 (REQSENT)
PPP: lcp: pppcp_send_configure_request: current state 6:REQSENT
PPP: lcp: pppcp_process_configure_request: current state 6:REQSENT
PPP: lcp: pppcp_generate_event: current state 6:REQSENT
PPP: event: 7 (RCR-), action: 4006, new_state: 6 (REQSENT)
PPP: lcp: pppcp_send_configure_nak: current state 6:REQSENT
PPP: lcp: pppcp_process_configure_request: current state 6:REQSENT
PPP: lcp: pppcp_generate_event: current state 6:REQSENT
PPP: event: 6 (RCR+), action: 2008, new_state: 8 (ACKSENT)
PPP: lcp: pppcp_send_configure_ack: current state 6:REQSENT
PPP: lcp: pppcp_timeout: current state 8:ACKSENT
PPP: lcp: pppcp_generate_event: current state 8:ACKSENT
PPP: event: 4 (TO+), action: 1008, new_state: 8 (ACKSENT)
PPP: lcp: pppcp_send_configure_request: current state 8:ACKSENT
PPP: lcp: pppcp_process_configure_ack: current state 8:ACKSENT
PPP: lcp: pppcp_generate_event: current state 8:ACKSENT
PPP: event: 8 (RCA), action: 129, new_state: 9 (OPENED)
PPP: lcp: pppcp_initialize_restart_count: current state 8:ACKSENT
PPP: gatchat/gatppp.c:ppp_enter_phase() 2
PPP: lcp: pppcp_generate_event: current state 9:OPENED
PPP: event: 3 (Close), action: 8224, new_state: 4 (CLOSING)
PPP: lcp: pppcp_initialize_restart_count: current state 9:OPENED
PPP: lcp: pppcp_send_terminate_request: current state 9:OPENED
PPP: gatchat/gatppp.c:ppp_enter_phase() 5
PPP: lcp: pppcp_process_terminate_request: current state 4:CLOSING
PPP: lcp: pppcp_generate_event: current state 4:CLOSING
PPP: event: 10 (RTR), action: 10004, new_state: 4 (CLOSING)
PPP: lcp: pppcp_send_terminate_ack: current state 4:CLOSING
PPP: gatchat/gatppp.c:sta_sent() 
PPP: lcp: pppcp_process_terminate_ack: current state 4:CLOSING
PPP: lcp: pppcp_generate_event: current state 4:CLOSING
PPP: event: 11 (RTA), action: 802, new_state: 2 (CLOSED)
PPP: lcp: pppcp_this_layer_finished: current state 2:CLOSED
PPP: gatchat/gatppp.c:ppp_enter_phase() 0
PPP: gatchat/gatppp.c:ppp_dead() 
PPP Link down: 1