[Resolved]  Airtel Postpaid — suddenly my conection was disconected

hi sir
this is sk imtiyaz iam useing airtel no [protected] last 4years...first this no is prepaid no but i am change to post paid at that time isubbmited all daquments..so they(airtel) accept my all dqument and then given post paid conection...suddenly 28th dec 08 my sim was stoped9(means..unregeistered sim)
and iam going to airtel show room and tell the probem..but they do not slove the my problem till now ...and one thing i am my paying bill time to time with out faill...and this problem i am looosing my business, my job also... and iam going to last 1 week... they did nt slove my problem...so i deside to go to conusmer court... please sir under stant my problem...pls slove my problem...
thanking u
sk imtiyaz
vizag
andhra pradesh