oops sorry it was "gprsppsmum" and not "enter gprsppsmum"...
here is d settings once again
Account name: MTNL GPRS
Homepage:
http://wap.mumbai.mtnl.net.in
User name: mtnl
Password: mtnl123
Select Access point settings.
Proxy: Enable
Proxy address: 172.16.39.10
Proxy port: 9401
Data bearer: GPRS
GPRS access point: gprsppsmum
Authentication: Normal
User name: mtnl
Password: mtnl123
can u provide me d .prov file??