Make sure to restart your computer before you connect to the new mailserver, to make sure that you computer connects to the correct server.On UNIX or Linux systems, make sure that
machis not in the /etc/hosts file, and remove it if it is. As the IP address of the machine has changed, you may still be connecting to the old server which is no longer accessible.
As the machine itself has changed, but name has been kept, you may have to edit your preferences file for secure shell (man in the middle attack). More details can be found onhttp://www.vub.ac.be/BFUCC/doc/faq/qna/sshkey.html
This was related to sending large files to the plotter. The problem has been taken care of in the meantime.
Please contact the User Support Group at the Computing Centre, by email support@vub.ac.be or support@ulb.ac.be, phone 02/6293737 or 02/6503737.