Aquí os mando la salida del wvdial, a ver si veis algo:
--> WvDial: Internet dialer version 1.53
--> Initializing modem.
--> Sending: ATZ
OK
--> Sending: ATQ0 M0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ATQ0 M0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
OK
--> Modem initialized.
--> Sending: ATDT909400400
--> Waiting for carrier.
ATDT909400400
CONNECT 52000/ARQ/V90/LAPM/V42BIS
--> Carrier detected. Waiting for prompt.
--> Connected, but carrier signal lost! Retrying...
--> Sending: ATDT909400400
--> Waiting for carrier.
NO CARRIER
ATDT909400400
--> No Carrier! Trying again.
--> Sending: ATDT909400400
--> Waiting for carrier.
...
Y el wvdial.conf por si falta alguna linea
[Dialer Defaults]
Phone = 909400400
Username = mi_login
Password = mi_password
New PPPD = yes
Modem = /dev/ttyS0
Baud = 115200
Init1 = ATZ
Init2 = ATQ0 M0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ISDN = 0
Modem Type = Analog Modem
Tambien probé con pppconfig y marcar con pppd file
/etc/ppp/peers/conex-inet obtuve los mismos resultados... La luz del
modem carrier detect se enciende y al momento se apaga :(
Un saludo