UC Davis wireless network users may be prompted to accept a new certificate.
Please see this UC Davis IT Knowledge Base article for details: UC Davis Wireless Certificate Update (September 2014)
If you are currently not using MoobileNetX, and are instead using MoobileNet, now's a good time to try it. MoobileNetX employs an encryption for authentication (802.1x). It also means you won't have to login every time you need to use wireless on campus.
For more information about MoobileNetX, click here.