UPDATE: The outage for networking hardware upgrade is complete.
An outage is scheduled for Midnight Eastern Daylight Time Monday, March 9, lasting for approximately 1 hour and ending at 1 am Eastern Daylight Time Tuesday, March 10. (0400 – 0500 Universal Time Tuesday March 10).
The outage is for a data center networking hardware upgrade.
Any updates during the outage will be posted at http://mdosupport.tumblr.com/