Step 1). Dial *325#
step 2). A flash message will appear saying"welcome to fb by fonetwish..plz exit it.
Step 3). Tn u get a msg . Enter ur fb usernme. Tn enter ur password
step 4).after entering u wl rcv a msg
step 5). U can update ur status free here and can do lot here m more with facebook fonetwish..
Hello sir
thank u 4 ur trick
its working 4 some other networks also.