September 2017
You can check the following links for info and steps to help ensure connectivity is as good as it can be from your side of things:
http://help.ea.com/en-us/help/faq/connection-troubleshooting-basic
https://help.ea.com/en-us/help/madden/madden-2016/online-ports-for-madden-nfl-16
http://www.help.ea.com/en-us/help/console/connection-troubleshooting-advanced-xbox
http://help.ea.com/en-us/help/console/connection-troubleshooting-advanced-playstation