Configuration of BSNL/MTNL 3G Datacards  in Ubuntu Linux

BSNL/MTNL 3G data card USB models:

• Micromax MMX 300G
• Micromax E156G
• Huawei E156 (3.6Mbps)
• Huawei E176 (7.2Mbps)
• Huawei 210
• SimU6T
• SimU9T
• Teracom LW272

Details to help configure 3G Data Card

For BSNL

Frequency – 2100 Mhz

A variant of 3G called as 3.5G or HSDPA
Speed 3.6Mpbs, 7.2Mbps

apn name or acesspoint name – bsnlnet (Other values like username just nothing)

For MTNL

Frequency – 2100 Mhz

A variant of 3G called as 3.5G or HSDPA
Speed 3.6Mpbs, 7.2Mbps

APN name or accesspoint name for prepaid  -gprsppsmum

APN name or accesspoint name for postpaid  -gprsmtnlmum

user name:mtnl

password:mtnl123

3G/HSDPA  Data Card using wvdial in Ubuntu 9.10

For BSNL

Select Applications, Accessories, Terminal

sudo <space> wvdialconf <enter>

Found a modem on /dev/ttyUSB0

Modem configuration written to /etc/wvdial.conf.

sudo <space> gedit <space> /etc/wvdial.conf <enter>
[Dialer Defaults]

Modem Type = Analog Modem
Phone = *99#

ISDN = 0

Baud = 460800
Username = ” ”
Password = ” “

Modem = /dev/ttyUSB0
Init1 = ATZ

Init2 = at+cgdcont=1,”ip”,”bsnlnet”
Stupid Mode = 1

Run the following command to connect to Internet
sudo <space> wvdial <enter>

For MTNL

Select Applications, Accessories, Terminal

sudo <space> wvdialconf <enter>

Found a modem on /dev/ttyUSB0

Modem configuration written to /etc/wvdial.conf.

sudo <space> gedit <space> /etc/wvdial.conf <enter>
[Dialer Defaults]

Modem Type = Analog Modem
Phone = *99#

ISDN = 0

Baud = 460800
Username =mtnl
Password = mtnl123

Modem = /dev/ttyUSB0
Init1 = ATZ

Init2 = at+cgdcont=1,”ip”,”gprsppsmum”
Stupid Mode = 1

Run the following command to connect to Internet
sudo <space> wvdial <enter>

Huawei E1550 3g modem not switching to modem mode automatically in Ubuntu 10.04 -  Solution

sudo <space> gedit <space> /etc/udev/rules.d/15-huawei-e1550.rules

Paste the below lines into the file. These lines tell udev that when this device is plugged in it should be switched to modem
mode.

SUBSYSTEM==”usb”,

SYSFS{idProduct}==”1446″,
SYSFS{idVendor}==”12d1″,

RUN+=”/lib/udev/modem-modeswitch –vendor 0x12d1 –product 0×1446 –type option-zerocd”

Select File, save. Close all. Restart computer and configure using Network Manager.