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14 CHAPTER 1: INTRODUCTION
priority rule associated with the user, the EFW Policy from that rule is
then associated with the user, all other associations are removed.
■ if a rule priority or group is changed, the correct associations have to
be re-established. Clicking on the Recalculate EFW membership
button will cause 3Com Network Access Manager to find all users that
are members of that rule or group, and then finding the authorization
rules applied for each. In a large network this can take a considerable
time.
Backing up 3Com
Network Access
Manager Data
Data from 3Com Network Access Manager is stored in Active Directory,
via an LDAP interface. Your normal methods for backing up/restoring of
data from Active Directory will also cover 3Com Network Access Manager
data. No special backup/restore is required for 3Com Network Access
Manager data.
Concepts and
Terminology
This section provides descriptions of concepts and terminology that you
will need to be familiar with in order to use 3Com Network Access
Manager.
Active Directory Active Directory is the distributed directory service included with
Microsoft Windows Server 2003 and Microsoft Windows 2000 Server
operating systems. Active Directory enables centralized, secure
management of an entire network, which might span a building, a city, or
multiple locations throughout the world. Active Directory stores
information about objects on the computer network and makes this
information easy for administrators and users to find and apply. With
Active Directory, users can access resources anywhere in the network with
a single logon, and administrators have a single point of administration
for all objects in the network. When interfaced to IAS, Active Directory
provides secure single login for users, and administrators.
Users/Groups/Computers
Users, groups and computers are standard Active Directory objects,
membership of a group is managed using normal Active Directory
management tools.
Internet
Authentication
Service (IAS)
IAS is Microsoft’s implementation of a RADIUS server, providing
authentication and authorization of users. IAS is included with Microsoft
Windows Server 2003 and Microsoft Windows 2000 Server operating