Api Key Issue

[#1]

I followed the respective steps for Api Key Policy , http://docs.apigee.com/tutorials/secure-calls-your-api-through-api-key-validation . I have confiugured backend to google.com ,but i am not getting the any error .. but i am getting a 301 Response States . PLEASE GUIDE

http://dannymathew84-trial-test.apigee.net/test_reverse_proxy?apikey=OujTAjnbiKIqrPyA7BGlR9uvnuYrdd5...