Appendix C RADIUS Attributes
IETF Dictionary of RADIUS AV Pairs
C-14
User Guide for Cisco Secure ACS for Windows Server
78-14696-01, Version 3.1
NAS-Port 5 Physical port number of the AAA
client that is authenticating the user.
The AAA client port value (32 bits)
consists of one or two 16-bit values,
depending on the setting of the
RADIUS server extended
portnames command. Each 16-bit
number is a 5-digit decimal integer
interpreted as follows:
• For asynchronous terminal
lines, async network interfaces,
and virtual async interfaces, the
value is
00ttt, where ttt is the
line number or async interface
unit number.
• For ordinary synchronous
network interfaces, the value is
10xxx.
• For channels on a primary-rate
ISDN (Integrated Services
Digital Network) interface, the
value is
2ppcc.
• For channels on a basic rate
ISDN interface, the value is
3bb0c.
• For other types of interfaces, the
value is
6nnss.
integer Inbound No
Table C-6 RADIUS (IETF) Attributes (continued)
Attribute Number Description
Type of
Value
Inbound/
Outbound Multiple