#19 - Sept. 4, 2013, 5:23 a.m.
Typically the problems you are all encountering are the result of issues related to network or console configuration. Here is a link to our support article on Diablo III Console Connection Troubleshooting:
https://us.battle.net/support/en/article/diablo-iii-console-connection-troubleshootingIn this article you can find links to the appropriate Xbox or Playstation 3 support articles.
As other players in this thread have suggested, this may also be a result of NAT (Network Address Translation) restrictions as well. For Xbox players, following the steps in the following Xbox support article may also prove helpful for these problems.
http://support.xbox.com/en-US/xbox-live/connecting/nat-error-solution Playstation 3 players will need to double check your router or modem's settings to ensure that the appropriate ports are being forwarded, and that any other network settings that would restrict your console's connectivity are disabled. For more information on this, please see the support information for your specific router or modem.