Outage: 2017-03-02 15:00 UTC -> 19:00 UTC

[Stephen John Smoogen]

https://pagure.io/fedora-infrastructure/issue/5862

Fedora Project will have a rolling outage of systems due to a switch
upgrade happening in PHX2 on 2017-03-02 15:00UTC -> 19:00 UTC. All
systems in PHX2 will be affected at some point or another for 10
minute downtimes as switches are upgraded to a new security version.

Please join the fun on #fedora-admin to see what is affected and when