a: 3/1/1 - Server includes three years of parts, one year of labor, one year of onsite support coverage. Additional information regarding worldwide limited and technical support is available at: http://h18004.www1/products/servers/platforms/index.htmlAdditional HP support and service coverage for your product that can be purchased locally. For information on availability of service upgrades and the cost for these service upgrades, refer to the HP website at http:///support