Huawei E272 Module vodafone USB internet problem

[learnbash]

Hello folks,

Below is my lsusb detail. I am now in capetown southafrica.

Bus 006 Device 003: ID 12d1:1003 Huawei Technologies Co., Ltd. E220 HSDPA Modem / E230/E270 HSDPA/HSUPA Modem

Below is my wvdial.conf detail

[Dialer vodafone]
Phone = *99***1#
Username = vodafone
Password = vodafone
Stupid Mode = 1
Dial Command = ATDT
Modem = /dev/ttyUSB0
Baud = 460800
Init2 = ATZ
Init3 = ATE0V1&D2&C1S0=0+IFC=2,2
ISDN = 0
Modem Type = Analog Modem
Init5 = AT+CGDCONT=1,"IP","internet";

but when i am trying to connect with vodafone it give error. Please see below

wvdial vodafone
--> WvDial: Internet dialer version 1.61
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATZ
ATZ
OK
--> Sending: ATE0V1&D2&C1S0=0+IFC=2,2
ATE0V1&D2&C1S0=0+IFC=2,2
ERROR
--> Bad init string.
--> Initializing modem.
--> Sending: ATZ
OK
--> Sending: ATZ
ATZ
OK
--> Sending: ATE0V1&D2&C1S0=0+IFC=2,2
ATE0V1&D2&C1S0=0+IFC=2,2
ERROR
--> Bad init string.
--> Initializing modem.
--> Sending: ATZ
OK
--> Sending: ATZ
ATZ
OK
--> Sending: ATE0V1&D2&C1S0=0+IFC=2,2
ATE0V1&D2&C1S0=0+IFC=2,2
ERROR
--> Bad init string.

Please help me out to resolve this issue. I have usb_modeswitch already install.