we are facing issue in one of our web application it works fine locally .Response Time on internal network is 4ms but when we try to access it from out side web application open but took long time to load the files. The application accessed by all the customers to view and download load their licenses.
OS :WIndows sever 2012
All the resources are Normal except Network latency
Network Latency reaches to 280ms when access from outside .The server is in DMZ .