Re: "EA servers are not available at this time"
UPDATE 8/29: A fix has been rolled out and players should no longer be running into this issue.
Source: *obsolete link removed
Please see the articles below for more information and steps to take to help ensure connectivity:
https://help.ea.com/uk/article/losing-connection-t
https://help.ea.com/article/issues-connecting-onli
https://help.ea.com/article/connection-network-iss
Ports:
360: http://support.xbox.com/en-US/xbox-360/networking/
XB1: http://support.xbox.com/en-US/xbox-one/networking/
PS3/PS4: https://support.us.playstation.com/app/answers/det
Madden 15 specific ports: http://help.ea.com/en/article/what-online-ports-sh