Hi bos,
i’m Using Mikrotik 2.9.7 all is fine, but the Yahoo messenger and all IM Messengers not working on my netwok, Yahoo Messenger takes alot of time to Login and finall not login.
I noticed that the Proxy Connections saying that the Connection with protocol http1 is on idle time state.
Please help me to solve this problem. 
Try to Update Your ROS to 2.9.27 or higher version 