For the systems most critical to your business, HPE commits to resolve hardware problems within six hours when you purchase HPE 6-Hour Call-to-Repair Hardware Support. When you call the HPE Global Support Center - any time, 24x7x365 - a technician uses remote tools to isolate the problem. If it can't be resolved remotely, he or she dispatches a support professional to your site to ensure the repair is completed within 6 hours.