how to check HP hardware info(chassis name, serial no )from command line

#dmidecode -t 204


you can see output as below
root@test ~]# dmidecode -t 204

Handle 0xCC00, DMI type 204, 11 bytes
HP ProLiant System/Rack Locator
       
        Enclosure Name: *****
        Enclosure Model: ********
        Enclosure Serial: *******
        Enclosure Bays: *******