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4] Now it will ask for User Name and Password, just click Cancel.
5] Now Open Control Panel -> phone and Modem Options
Under Modems Tab select the Modem you have installed and click Properties
Select Advanced Tab. Copy and Paste the following code into Extra Initialization Commands and click Ok

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Code: AT+CGDCONT=2, “I.P”,”airtelfun.com”,”",0,0

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6] Install Mozilla Firefox 1.5 and run the application atleast once.
7] Now download User Agent Switcher from the address mentioned above.
[Note: User Agent Switcher shold be downloaded from Installed Firefox]

8] After installing User Agent Switcher, Exit Firefox and Restart it.
9] Now Click Tools -> User Agent Switcher -> Optons -> Options
Select User Agents from left panel and Click Add Button and Enter the following details and Click Ok and Ok

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Description : i Firefox/2.0
User Agent : I Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1) Gecko/20061010

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10] Now Select i Firefox/2.0 as User Agent from Tools-> User Agent Switcher.
11] Now Configure Firefox to Proxy Server as mentioned below

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Click Tools ->Options in Firefox
Select General Tab
Click Connection Settings button and make Manual Proxy Configuration
Enter All Proxy’s as 100.1.200.99 and
Ports as 8080
Click Ok and Ok

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12] Now Open Internet Explorer Properties -> Connections Tab
Select the connection you have created and Click Settings button.
Now Enable Proxy Server and enter the address as 100.1.200.99 and
Port as 8080 and Click Ok and Ok

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Thats all you have done it.
Now use the dial-up connections shortcut from desktop and click Dial. Open Firefox and enter any Web Address you want.

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I have tested this using Sony Ericsson K500i, Infrared Port and Firefox 1.5. And i downloaded more than 500Mb for free of cost.

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