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Glossary
GL-13
User Guide for Cisco Secure Access Control System 5.3
OL-24201-01
M
MAC Address
A physical address; a numeric value that uniquely identifies that network device from every other
device on the planet.
matchingRule
(LDAP)
The method by which an attribute is compared in a search operation. A matchingRule is an ASN.1
definition that usually contains an OID a name (for example, caseIgnoreMatch [OID = 2.5.23.2]), and
the data type it operates on (for example, DirectoryString).
MD5
A one way cryptographic hash function.
MIB (Management
Information Base)
A MIB is a formal description of a set of network objects that can be managed using SNMP (Simple
Network Management Protocol).
monitoring and
reports
In the ACS web interface, a drawer that contains the monitoring, reporting, and troubleshooting
options.
MPPE Microsoft
Point-to-Point
Encryption
A protocol for encrypting data across PPP (Point-to-Point Protocol) and Virtual Private Network links.
N
name space (LDAP)
Term used to describe all DNs that lie in (or are contained within or bounded by) a given directory
information tree (DIT). If the DIT root is dc=example,dc=com, then cn=people,dc=example,dc=com
is said to lie in the name space but ou=people,dc=example,dc=net does not; it lies in the
dc=example,dc=net name space.
naming attribute
(LDAP)
A unique identifier for each entry in the directory information tree (DIT). Also known as the Relative
Distinguished Name (RDN).
naming context
(LDAP)
A a unique name space starting from (and including) the root Distinguished Name (DN). Also known
as namingContext or directory information tree (DIT).
NAS (Network
Access Server)
A single point of access to a remote resource. The NAS is meant to act as a gateway to guard access
to a protected resource. This can be anything from a telephone network, to printers, to the Internet.
network device
groups
A logical grouping of network devices by location and type.
network resources
A drawer that defines all network devices in the device repository that access the ACS network,
including Network Device Groups (NDGs), network devices, AAA clients,, and external policy
servers.
P
PAP (Password
Authentication
Protocol.)
PAP is a simple authentication protocol used to authenticate a user to a remote access server or Internet
service provider(ISP).