So many of tricks have you heard and implemented so far, now TelecomTariff expains how to set Free Airtel GPRS Proxy settings.
We this trick might work for your Airtel GPRS. Telecom Tariff some information about the list of proxy servers in which can be used in handlers and a home page as proxy.
After your balance ends to less than 2.29 then Try this trick.
122.170.122.216 (slow)
203.115.112.27 (slow)
122.170.122.214 (slow)
122.170.122.201 (high speed)
122.170.122.202 (high speed)
202.46.201.112 (high speed)
203.115.112.5 (high speed)