3Com 3C13636 Configuration Manual page 1006

3Com Router 3000 Ethernet Family
Configuration Guide
Table 2-1 Code values
Code
1
2
3
4
5
2) The Attribute field contains special authentication, authorization, and accounting
information that provides the configuration details of a request or response. This
field is represented by the triplet of Type and Length and Value. The following table
lists the major standard attribute values defined by RFC:
Table 2-2 Attribute values
Type
1
2
3
4
Packet type
Access-Request
Access-Accept
Access-Reject
Accounting-Request
Accounting-Response
Attribute type
User-Name
User-Password
CHAP-Password
NAS-IP-Address
3Com Corporation
Chapter 2 AAA and RADIUS/HWTACACS Protocol
Description
The packet carries user information and is
transmitted by the client to the server to help the
client determine whether the user can access
the network. The packet carries the required
attribute of User-Name and some other options,
such as NAS-IP-Address, User-Password, and
NAS-Port.
The packet is transmitted by the server to the
client. If all the attribute values carried in the
Access-Request are acceptable, the server
allows the user to pass authentication and
sends back an Access-Accept response.
The packet is transmitted by the server to the
client. If any attribute value carried in the
Access-Request is unacceptable, the server
rejects the user
Access-Reject response.
The packet carries user information and is
transmitted by the client to the server to request
the server to start accounting. The server can
determine whether
according to the field of the Acct-Status-Type
attribute. The attributes carried in this type of
packet are basically the same as those carried
by an Access-Request packet.
The packet is transmitted by the server to the
client, notifying that the server has received the
Accounting-Request and has correctly recorded
the accounting information. The packet carries
such information as input/output bytes and
packets, and session duration.
Type
23 Framed-IPX-Network
24 State
25 Class
26 Vendor-Specific
2-5
Configuration
and sends back
to start accounting
Attribute type
an