1YR SUPPORT Plus for OS6450-10. OS6450-10L. OS6450-P10. OS6450-P10L. and OS6450-P10S. Includes 24x7 Remote Telephone Support. 24x7 Remote Problem Diagnosis. access to Software Updates and Upgrades. and access to support portal and next business day advance hardware replacement. OS6450-10L-UPGD and OS6450-SW-PERF support included. OS6450 Power Supplies are included in advance hardware replacement. Please see header of this section of price list for availability per country.