im given a url which is free in airtel, basically  it is a cgi proxy server, so proxy setting are.  proxy-uvirtual.dpicuto.edu.bo , port-80 , apn-airtelgprs.com , hp-  http://wap.mauj.com/cgi- bin/nph- proxy.cgi/00000a/http/ google.in/ 
now its really hacked in airtel, so Njoy...