Xerox NS-2260 - Manual (Page 133)

System Configuration
Radius Server IP : IP address of the Radius server
Server Port : the UDP destination port for authentication requests to the specified Radius server
Accounting Port : the UDP destination port for accounting requests to the specified Radius server
Shared Key : an encryption key for use during authentication sessions with the specified Radius server. It
must match the key used on the Radius server.
NAS Identifier : identifier for this Radius client (this switch)
Click [Apply] to apply the changes.