[Resolved]  Airtel — problem with internet and call drop

AIRTEL is a worse network I have ever used till yet, From first day I have issue with Internet, I have registered my complaint number of times but till now they had never respond me and I also visited relationship center and they just simply changed my sim two time but no solution and now I have countered call drop problem . At the end, I would look to say, I just want to throw this network but can't able to change it because according to rule after three months I can port my number .So, please help me out, How can I get this rid of this network .