HP ProCurve NAC 800, User Manual

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Glossary
G-3
client: A computer that requests services from another (server).
cluster: A logical grouping of ESs.
compliance: Meets defined standards or conditions.
CSR: Certificate Signing Request – A request sent by a system when
applying for a public key certificate.
CTA: Cisco Trust Agent
DAC: Device Activity Capture – A utility used that listens or sniffs
the network for DHCP traffic and can be configured to dis-
cover other types of IP traffic if needed (such as from static
IP addresses)
.
DC: Domain controller – A server that manages and controls the
activities (such as user access) in the domain.
DHCP: Dynamic Host Configuration Protocol – A method of assigning
IP addresses to endpoints as they connect to the network, and
releasing them as the endpoints disconnect from the network.
DHCP allows administrators to manage IP addresses from one
location rather than at each endpoint.
DLL:
Dynamic Link Library – A shared library file used in Microsoft
systems. These files have the DLL extension.
DMA: Direct Memory Access – A feature in computers where mem-
ory can be accessed without going through the CPU.
DN: Distinguished Name – In the Lightweight Directory Access
Protocol (LDAP), objects are referenced by their DN.
DNS: Domain name server – A computer that translates domain
names (such as mycompany.com) into IP addresses (such as
216.239.41.99).
EULA: End user license agreement – An agreement that is included
with a product or displayed on the screen when first used.