Faculty and staff can sponsor Internet access for guests on official University business. Guest wireless is available campus wide. Advance online registration is required. Instructions for registration and use follow.
Please note: This service is for short-term use by visitors on official University business. Guest wireless accounts are limited to 30 consecutive days. If you require wireless access for more than 30 consecutive days, consider using eduroam.
http://technology.pitt.edu/service/wireless-access-for-guests
(See attached document)