HP XC System 2.x Software - Manual (Page 145)

Glossary
A
Administrative Network
The private network within the XC system that is used for administrative operations.
admin branch
The half (branch) of the Administrative Network that contains all of the general-purpose admin
ports to the nodes of the XC system.
B
base image
The collection of files and directories that represents the common files and configuration data
that are applied to all nodes in an XC system.
branch switch
A component of the Administrative Network. A switch that is uplinked to the root switch and
receives physical connections from multiple nodes.
C
cluster
A set of independent computers combined into a unified system through system software and
networking technologies.
cluster alias
The external cluster host name supported by LVS, which enables inbound connections without
having to know individual nodes names to connect and log in to the XC system.
Console Branch
A component of the Administrative Network. The half (branch) of the Administrative Network
that contains all of the console ports of the nodes of the XC system. This branch is established
as a separate branch to enable some level of partitioning of the Administrative Network to
support specific security needs.
D
DHCP
Dynamic Host Control Protocol. A protocol that dynamically allocates IP addresses to
computers on a local area network.
Dynamic Host Control Protocol
See DHCP
E
EFI
Extensible Firmware Interface. Defines a model for the interface between operating systems
and Itanium-based platform firmware. The interface consists of data tables that contain
platform-related information, plus boot and run-time service calls that are available to the
operating system and its loader. Together, these provide a standard environment for booting an
operating system and running preboot applications.
Glossary-1