Use Free GPRS in VODAFONE, RELIANCE and BSNL

Reliance
1) Free GPRS access for Reliance GSM Users==>
IP Address ==> 97.253.29.199
Port ==> 8080
APN ==> smartwap
Home Page ==> http://wap.rworld.com/gsm/index.wml

Vodafonce
2) Free GPRS access for Vodafone Users==>
Access Point ==> portalnmms
Home Page ==> wap.google.com
IP Address ==> 010.010.001.100 or 196.006.128.012
Port => 9401 or 8799

BSNL
3) Free GPRS access for BSNL users==>
IP Address ==> 192.168.87.163
Port ==> 8080
Home Page ==> wap.cellone.in
APN ==> Cellone Portal

For using these settings you have to create a new GPRSaccess Point Manually.