The license server for Maple has been updated to permit use of the current version – Maple 2016. The currently supported versions of Maple are 18, 2015, and 2016.
Maple 2016’s new features are presented on the MapleSoft site on this page.
The installers for Maple are still available at the FTP site (only available if you are on the campus network). ftp://ftp.usask.ca/site-licensed/maple/
The license type is network, and the license server details are – host name : auth.usask.ca and port number: 28000.