www.nuance.com
www.scansoft.com
www.suse.com
www.redhat.com
http://www.freebsd.org/
http://www.ucl.ac.uk/
www.polycom.com
www.asterisk.com
www.pingtel.com
www.usaninc.com
www.porticusinc.com
www.sipfoundry.org
