HP BL460c Managing the HP BladeSystem c-Class systems, 2nd edition - Page 3

four interconnect modules in a 6U rack-mount or tower configuration. Both enclosure models also include the Onboard Administrator (OA) and the Insight Display diagnostic LCD panel. Figure 1. Front and rear view of an HP BladeSystem c7000 enclosure The c7000 enclosure offers options for an external Digital Video Disc (DVD) feature and a redundant Onboard Administrator module. In the c7000 enclosure, the Onboard Administrator modules are located in a tray immediately above the bottom row of fans on the rear of the enclosure. The c3000 enclosure optionally supports DVD functionality (either internal or external) to connect Compact Disk (CD) or DVD media to all servers in the enclosure using the Onboard Administrator. An optional KVM module is available for the c3000. It allows easy access to any of the server video consoles or to the Onboard Administrator by connecting to a VGA monitor and USB keyboard and mouse. Figure 2. Front and rear view of an HP BladeSystem c3000 enclosure HP Onboard Administrator The Onboard Administrator provides a management network for all management devices inside the enclosure. These devices include the HP iLO 2 management processor on each server blade, interconnect module management ports (including Virtual Connect), and the Onboard Administrator. The Onboard Administrator is the terminating point for all interconnect bays. The I/O infrastructure carries the management signals from each bay to the Onboard Administrator modules. Management signals are completely isolated from the high-speed server-to-interconnect signals. An interconnect 3