All individuals new to the Berkeley campus (admitted students, students, staff, faculty, and other affiliates) must activate a CalNet identity before they can gain access to campus Internet services.
CalNet identity is activated here.
Read more about CalNet identity management.
The following policies govern the use of all campus computer and network resources, including electronic mail, at UC Berkeley. Be sure to review these policies as they are actively enforced.
Once you establish your UC Berkeley Internet identity and have reviewed the above policies, you may access many different services, most of them free of charge (IST Service Catalog).