plz hlp to connect gprs

dear members ,

plz help me to connect the gprs to send the data. how can i know my gprs is connected & ready to use.

thanks



AT+CGDCONT=1,"IP","airtelgprs.com"

OK
atd*99***1#

CONNECT
~ÿ}#À!}!}!} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"‚«~~~~ÿ}#À!}!}"} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"Z]~~ÿ}#À!}!}#} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"}2}/~~ÿ}#À!}!}$} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"û¸~~ÿ}#À!}!}%} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"³ê~~ÿ}#À!}!}&} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"k}<~~ÿ}#À!}!}'} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"#N~~ÿ}#À!}!}(} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"¨{~~ÿ}#À!}!})} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"à)~~ÿ}#À!}!}*} }<}!}$}&@}#}$À#}%}&},<eÉ}"}&} } } } }'}"}(}"8ß~
NO CARRIER
at+cipstart="TCP","xxx.xxx.xxx.xxx","xxxx"

OK

CONNECT FAIL

STATE: IP IND

+PDP: DEACT