1)wvstreams(To install wvdial)
2)wvdial
You can Download them by following commands in terminal
sudo apt-get install wvstreams
sudo apt-get install wvdial
Now you are ready to install tata photon
Step 1:-
Now open terminal and type
sudo wvdialconf /etc/wvdial.conf
Now you should see something like this:-

Step 2 :-
sudo gedit /etc/wvdial.conf
Delete all the lines in the file and add following lines:-
[Dialer Defaults]
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Modem Type = Analog ModemPhone = #777
Username = internet
Password = internet
Baud = 9600
New PPPD = yes
Modem = /dev/ttyUSB0
ISDN = 0
Set Volume = 0
FlowControl = Hardware (CRTSCTS)Modem = /dev/ttyUSB0
Dial Command = ATDT
Baud = 460800
Stupid Mode = 1
Step 3:-
In terminal type
sudo wvdial
You should see something like this
