Hey I am using Freeswitch ESL librarary & commands with help of IVR.pm(provided in perl esl module). When i trying "execute('playback','file.wav')" i am getting call properly but i want to play this file in background, so i am trying to use bgapi('playback','file.wav') but i am not getting call properly. I tried "api('playback','file.wav')" as well, but this also not working. Can you please guide me how can i resolve this ? Incase of any further queries, Please feel free to mail me or contact me on the numbers provided below. Thanks & Regards, Chaitanya Bhatt Software Engineer. Viva Infomedia Pvt. Ltd. 242, Oshiwara Industrial Centre, New Link Road, Opp. Oshiwara Bus Depot, Goregaon West, Mumbai 400104. Direct: +91.22.40310356 Board: +91.22.40310310 Email : chaitanya@vivainfomedia.com Viva Infomedia: Awarded as Best SME (E-Commerce) at CNBC Emerging India Awards 2009