HP FlexFabric 5700 Series Security Configuration Manual page 17

The Length field (2 bytes long) indicates the length of the entire packet (in bytes), including the Code,
•
Identifier, Length, Authenticator, and Attributes fields. Bytes beyond this length are considered
padding and are ignored by the receiver. If the length of a received packet is less than this length,
the packet is dropped.
• The Authenticator field (16 bytes long) is used to authenticate responses from the RADIUS server and
to encrypt user passwords. There are two types of authenticators: request authenticator and
response authenticator.
The Attributes field (variable in length) includes authentication, authorization, and accounting
•
information. This field can contain multiple attributes, each with the following subfields:
Type—Type of the attribute.
Length—Length of the attribute in bytes, including the Type, Length, and Value subfields.
Value—Value of the attribute. Its format and content depend on the Type subfield.
Commonly used RADIUS attributes are defined in RFC 2865, RFC 2866, RFC 2867, and RFC
2868. For more information, see
Table 2 Commonly used RADIUS attributes
No. Attribute
1 User-Name
2 User-Password
3 CHAP-Password
4 NAS-IP-Address
5 NAS-Port
6 Service-Type
7 Framed-Protocol
8 Framed-IP-Address
9 Framed-IP-Netmask
10 Framed-Routing
11 Filter-ID
12 Framed-MTU
13 Framed-Compression
14 Login-IP-Host
15 Login-Service
16 Login-TCP-Port
17 (unassigned)
18 Reply-Message
19 Callback-Number
20 Callback-ID
21 (unassigned)
22 Framed-Route
23 Framed-IPX-Network
"Commonly used standard RADIUS
No. Attribute
45 Acct-Authentic
46 Acct-Session-Time
47 Acct-Input-Packets
48 Acct-Output-Packets
49 Acct-Terminate-Cause
50 Acct-Multi-Session-Id
51 Acct-Link-Count
52 Acct-Input-Gigawords
53 Acct-Output-Gigawords
54 (unassigned)
55 Event-Timestamp
56-59 (unassigned)
60 CHAP-Challenge
61 NAS-Port-Type
62 Port-Limit
63 Login-LAT-Port
64 Tunnel-Type
65 Tunnel-Medium-Type
66 Tunnel-Client-Endpoint
67 Tunnel-Server-Endpoint
68 Acct-Tunnel-Connection
69 Tunnel-Password
70 ARAP-Password
5
attributes."