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APPENDIX G GLOSSARY
8E6 TECHNOLOGIES, R3000 ENTERPRISE FILTER AUTHENTICATION USER GUIDE 251
organizational unit (ou) - An attribute type that can be
entered in the LDAP Distinguished Name for a user group.
override account - An account created by the global group
administrator or the group administrator to give an autho-
rized user the ability to access Internet content blocked at
the global level or the group level.
PDC - A Primary Domain Controller functions as the authen-
tication server on a Windows NT domain. This server main-
tains the master copy of the directory database used for vali-
dating users.
profile string - The string of characters that define a
filtering profile. A profile string can consist of the following
components: category codes, service port numbers, and
redirect URL.
protocol - A type of format for transmitting data between
two devices. LDAP and SMB are types of authentication
method protocols.
proxy server - An appliance or software that accesses the
Internet for the user’s client PC. When a client PC submits a
request for a Web page, the proxy server accesses the page
from the Internet and sends it to the client. A proxy server
may be used for security reasons or in conjunciton with
caching for bandwidth and performance reasons.
router mode - An R3000 set up in the router mode will act
as an Ethernet router, filtering IP packets as they pass from
one card to another. While all original packets from client
PCs are allowed to pass, if the R3000 determines that a
request is inappropriate, a block page is returned to the
client to replace the actual requested Web page or service.
rule - A filtering component comprised of library categories
set up to be blocked or opened. Each rule created by the
global administrator is assigned a number and a name that
should be indicative of its theme. Rules are used when
creating filtering profiles for entities on the network.