ACM SIGCOMM 2006 Pisa, Italy The organizing committee and program committee of ACM SIGCOMM 2006 wish to remind all that paper submissions *must* be registered (title, authors, abstract) by 23:59 PST, Friday, February 3rd, 2006. Manuscripts for registered submissions are then due at 23:59 PST, Friday, February 10th, 2006. These are hard deadlines, and no extensions will be given. Authors are reminded to comply with the submission guidelines, available at: http://www.acm.org/sigs/sigcomm/sigcomm2006/psg.html Submissions must be registered and manuscripts submitted electronically at: http://sigcomm06.stanford.edu/All/login.php For the full CFP for SIGCOMM 2006, see: http://www.acm.org/sigs/sigcomm/sigcomm2006/ With thanks for your participation, Brad Karp (on behalf of the SIGCOMM 2006 organizing and program committees)