HP 5120 EI Switch Series Configuration Manual page 15

The Attribute field, with a variable length, carries the specific authentication, authorization, and
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accounting information that defines the configuration details of the request or response. This field
contains multiple attributes, and each attribute is represented in triplets of Type, Length, and Value.
 Type (1 byte long)—Indicates the type of the attribute. It is in the range 1 to 255. See
commonly used attributes for RADIUS authentication, authorization and accounting, which are
defined in RFC 2865, RFC 2866, RFC 2867, and RFC 2868. For more information about commonly
used standard RADIUS attributes, see
Length (1 byte long)—Indicates the length of the attribute in bytes, including the Type, Length, and

Value fields.
Value (up to 253 bytes)—Value of the attribute. Its format and content depend on the Type and

Length fields.
Table 2 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
24 State
25 Class
26 Vendor-Specific
―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
71 ARAP-Features
72 ARAP-Zone-Access
73 ARAP-Security
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Table 2 for
attributes.―