sudo wvdialconf

ttyUSB0<*1>: ATQ0 V1 E1 S0=0 -- ERROR
ttyUSB0<*1>: ATQ0 V1 E1 &C1 -- ERROR
ttyUSB0<*1>: ATQ0 V1 E1 &D2 -- ERROR

--> WvDial: Internet dialer version 1.61
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 +FCLASS=0
ATQ0 V1 E1 +FCLASS=0
OK
--> Sending: AT+CGDCONT=1, "IP", "internet"
AT+CGDCONT=1, "IP", "internet"
ERROR
--> Bad init string.
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 +FCLASS=0
ATQ0 V1 E1 +FCLASS=0
OK
--> Sending: AT+CGDCONT=1, "IP", "internet"
AT+CGDCONT=1, "IP", "internet"
ERROR
--> Bad init string.
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 +FCLASS=0
ATQ0 V1 E1 +FCLASS=0
OK
--> Sending: AT+CGDCONT=1, "IP", "internet"
AT+CGDCONT=1, "IP", "internet"
ERROR
--> Bad init string.

[Dialer Defaults]
Init1 = ATZ
Init2 = ATQ0 V1 E1 +FCLASS=0
Modem Type = Analog Modem
ISDN = 0
New PPPD = yes
Phone = *99#
Modem = /dev/ttyUSB0
Username = username
Password = password
Baud = 9600
[Dialer E1820]
Init1 = ATZ
Init2 = ATQ0 V1 E1 +FCLASS=0
Init3 = AT+CGDCONT=1, "IP", "internet"
Stupid Mode = 1
Phone = *99#
New PPPD = yes
Modem = /dev/ttyUSB0
Username = username
Carrier Check = no
Password = password
Baud = 9600