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FILE LOCATION: C:\Users\gina\Desktop\Checkout_new\Dell Astute\User
Guide\Dell_Astute_Glossary.fm
DELL CONFIDENTIAL – PRELIMINARY 8/9/16 - FOR PROOF ONLY
Class of Service (CoS).
Class of Service is the 802.1p priority scheme. CoS
provides a method for tagging packets with priority information. A CoS value
between 0-7 is added to the Layer II header of packets, where zero is the
lowest priority and seven is the highest.
A overlapping transmission of two or more packets that collide. The data
transmitted cannot be used, and the session is restarted.
CLI
Command Line Interface
. A set of line commands used to configure the
system.
Communities
Specifies a group of users which retains the same system access rights.
CPU
Central Processing Unit
. The part of a computer that processes information.
CPUs are composed of a control unit and an ALU.
D
DHCP Client
A device using DHCP to obtain configuration parameters, such as a network
address.
DHCP Snooping
DHCP Snooping expands network security by providing firewall security
between untrusted interfaces and DHCP servers.
DSCP
DiffServe Code Point (DSCP)
. DSCP provides a method of tagging IP
packets with QoS priority information.
Domain
A group of computers and devices on a network that are grouped with
common rules and procedures.
Duplex Mode
Permits simultaneous transmissions and reception of data. There are two
different types of duplex mode:
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