Cisco Catalyst 2960-X Security Configuration Manual page 97

Configuring RADIUS
Table 11: Vendor-Specific Attributes Table Field Descriptions
Field
Number
Vendor-Specific Command Codes
Sub-Type Number
Attribute
Description
Table 12: Vendor-Specific RADIUS IETF Attributes
Number
MS-CHAP Attributes
26
26
VPDN Attributes
OL-29048-01
Description
All attributes listed in the following table are extensions of IETF
attribute 26.
A defined code used to identify a particular vendor. Code 9
defines Cisco VSAs, 311 defines Microsoft VSAs, and 529
defines Ascend VSAs.
The attribute ID number. This number is much like the ID
numbers of IETF attributes, except it is a "second layer" ID
number encapsulated behind attribute 26.
The ASCII string name of the attribute.
Description of the attribute.
Vendor-Specific Sub-Type Number
Company Code
311 1
311 11
Catalyst 2960-X Switch Security Configuration Guide, Cisco IOS Release 15.0(2)EX
Vendor-Specific RADIUS Attributes
Attribute Description
MSCHAP-Response Contains the response
value provided by a PPP
MS-CHAP user in
response to the challenge.
It is only used in
Access-Request packets.
This attribute is identical
to the PPP CHAP
Identifier. (
MSCHAP-Challenge Contains the challenge sent
by a network access server
to an MS-CHAP user. It
can be used in both
Access-Request and
Access-Challenge packets.
( RFC 2548 )
RFC 2548
73