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Wireshark-bugs: [Wireshark-bugs] [Bug 1643] New: RADIUS: VSA CableLabs 'Element Type' value is u

Date: Wed, 6 Jun 2007 07:16:54 +0000 (GMT)
http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=1643

           Summary: RADIUS: VSA CableLabs 'Element Type' value is unknown.
           Product: Wireshark
           Version: 0.99.5
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: Minor
          Priority: Low
         Component: Wireshark
        AssignedTo: wireshark-bugs@xxxxxxxxxxxxx
        ReportedBy: prosenfeld@xxxxxxxxxxxxxxx


Build Information:
Linux:

wireshark 0.99.5

Copyright 1998-2007 Gerald Combs <gerald@xxxxxxxxxxxxx> and contributors.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiled with GTK+ 1.2.10, with GLib 1.2.10, with libpcap 0.7.2, with libz
1.1.4, without libpcre, without Net-SNMP, without ADNS, without Lua, without
GnuTLS, with Gcrypt 1.2.0, with MIT Kerberos, without PortAudio, without
AirPcap.
NOTE: this build doesn't support the "matches" operator for Wireshark filter
syntax.

Running on Linux 2.4.20-8, with libpcap (version unknown).

Built using gcc 3.2.2 20030222 (Red Hat Linux 3.2.2-5).


Windows:
Version 0.99.5 (SVN Rev 20677)

Copyright 1998-2007 Gerald Combs <gerald@xxxxxxxxxxxxx> and contributors.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiled with GTK+ 2.10.7, with GLib 2.12.7, with WinPcap (version unknown),
with libz 1.2.3, with libpcre 6.4, with Net-SNMP 5.4, with ADNS, with Lua 5.1,
with GnuTLS 1.6.1, with Gcrypt 1.2.3, with MIT Kerberos, with PortAudio
PortAudio V19-devel, with AirPcap.

Running on Windows XP Service Pack 2, build 2600, with WinPcap version 4.0
(packet.dll version 4.0.0.755), based on libpcap version 0.9.5, without
AirPcap.

Built using Microsoft Visual C++ 6.0 build 8804

Wireshark is Open Source Software released under the GNU General Public
License.

Check the man page and http://www.wireshark.org for more information.

--
In the PCMM RADIUS Accounting-Request, the value 4 of the Element Type is
'unknown' by Wireshark:

Radius Protocol
    Code: Accounting-Request (4)
    Packet identifier: 0x1 (1)
    Length: 226
    Authenticator: 4CC1D7E9E011502BD50E1448F4008B25
...
        AVP: l=6  t=Acct-Status-Type(40): Interim-Update(3)
            Acct-Status-Type: Interim-Update (3)
...
        AVP: l=84  t=Vendor-Specific(26) v=CableLabs(4491)
            VSA: l=78 t=CableLabs-Event-Message(1): 
                Event Message Version ID: 3
                BCID
                Event Message Type: Policy_Request (31)
                Element Type: Unknown (4)
                Element ID:        1
...

It should be:

 2 CMTS
 4 Policy Server

as defined in PKT-SP-MM-I03-051221 table 17 (7.5.1)

Element Type Identifies Type of Originating Element:
0 = Reserved
1 = Reserved
2 = CMTS
3 = Reserved
4 = Policy Server
Unsigned integer 2 bytes


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