Motorola AP-51 Series Product Reference Manual page 236

6-10 AP-51xx Access Point Product Reference Guide
5. Set the Kerberos Configuration
authentication server and access point.
Realm Name
Primary KDC
field as required to define the parameters of the Kerberos
Specify a realm name that is case-sensitive, for example,
MOTOROLA.COM. The realm name is the name domain/realm
name of the KDC Server. A realm name functions similarly to a DNS
domain name. In theory, the realm name is arbitrary. However, in
practice a Kerberos realm is named by uppercasing the DNS
domain name that is associated with hosts in the realm.
Specify a numerical (non-DNS) IP address and port for the primary
Key Distribution Center (KDC). The KDC implements an
Authentication Service and a Ticket Granting Service, whereby an
authorized user is granted a ticket encrypted with the user's
password. The KDC has a copy of every user password.