On Saturday, July 11th beginning at 6:00 p.m. through Sunday, July 12th ending at 6:00 p.m. UITS has scheduled major infrastructure upgrades and network changes which are necessary to continue support of the MOSAIC Project. Within this 24 hour window several core services will not be available. For a detailed schedule with specific timelines and which services will be impacted visit the 24/7 IT Support Center website at: http://the247.arizona.edu