HP Electronic Support Center  
   Americas/Asia-Pacific site of the HP Electronic Support Center. Providing comprehensive HP software and hardware support information and tools.
   http://us-support.external.hp.com/

HP Technical Computing  
   Offering information on HP-UX workstations, and news.
   http://www.hp.com/unixwork/

Interex - Hewlett-Packard User Association  
   Interex provides hands-on solutions to HP hardware, software, and operating problems through a wide variety of products and services.
   http://www.interex.org

HP-UX forum at Tek-Tips  
   HP-UX technical support forums and mutual help system for computer professionals. Selling and recruiting forbidden.
   http://www.tek-tips.com/gthreadminder.cfm/lev2/3/lev3/20/pid/51

HP-UX System Administrator Resource Page  
   Has sample questions to study for the HP-UX System Administration Certification.
   http://www.networkessentials.com/certified/hpux