The Office of Information Systems has scheduled an emergency network maintenance for Tuesday, February 19th, starting at 4:00 am and lasting until 5:00 am for Commons buildings A, B, C, and D. During this time, network connectivity may be unavailable. Actual connectivity loss for these buildings is expected to be around 10 to 20 minutes but the entire window is reserved. This maintenance will allow the Network Services department to do a reboot of some equipment that has become unresponsive.