Will there be an Iphone 4g?

i now know that the iphone 4g is coming out soon. I know people that work for Cisco Telecommunications and i understand that Cisco just recently made a deal with apple, and that the Iphone 4g is making debut soon! I am really excited and they might let kids test it, however i am uncertain of when apple will release the product. Please if anyone knows please let me know, i am interested