Hello,

if you are a student (or know one) interested in working with SIP and Presence over the summer, earn some money and experience, you have the choice of Kamailio - SIP Router project within SIP Communicator organization:

http://www.kamailio.org/w/gsoc-2010/

Registration is now open, up to April 9, more details in above link.

If you have further questions, drop an email.

Cheers, Daniel