Wireshark-bugs: [Wireshark-bugs] [Bug 2608] New: SCCP dissector can not decode message anymore (
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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Fri, 13 Jun 2008 12:11:30 -0700 (PDT)
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=2608

           Summary: SCCP dissector can not decode message anymore (worked in
                    Ethereal .99)
           Product: Wireshark
           Version: 1.0.0
          Platform: PC
        OS/Version: Windows XP
            Status: NEW
          Severity: Major
          Priority: Low
         Component: Wireshark
        AssignedTo: wireshark-bugs@xxxxxxxxxxxxx
        ReportedBy: nenax@xxxxxxxxxxx


Build Information:
Version 1.0.0

Copyright 1998-2008 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+ 2.12.8, with GLib 2.14.6, with WinPcap (version unknown),
with libz 1.2.3, without POSIX capabilities, with libpcre 7.0, with SMI 0.4.5,
with ADNS, with Lua 5.1, with GnuTLS 1.6.1, with Gcrypt 1.2.3, with MIT
Kerberos, with PortAudio V19-devel, with AirPcap.

Running on Windows XP Service Pack 2, build 2600, with WinPcap version 4.0.1
(packet.dll version 4.0.0.901), 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.
--
Following SCCP fragment:
0133000002020402c1fc0f4c004a5705030201921742030024910cca0062000201aa010301c006083e010019873457525e03807b770d05054cf0473a35020300211d01110b1b03052f9780030451c8c00c060201920ab00000

Wireshark 1.0 - failed:

-
Signalling Connection Control Part
    Message Type: Connection Request (0x01)
    Source Local Reference: 0x000033
    .... 0010 = Class: 0x02
    Pointer to first Mandatory Variable parameter: 2
    Pointer to Optional parameter: 4
    Called Party Address length: 2
    Called Party address (2 bytes)
        Address Indicator
            .1.. .... = Routing Indicator: Route on SSN (0x01)
            ..00 00.. = Global Title Indicator: No Global Title (0x00)
            .... ..0. = SubSystem Number Indicator: SSN not present (0x00)
            .... ...1 = Point Code Indicator: Point Code present (0x01)
[Malformed Packet: SCCP]

------------
Ethereal 0.99 - ok
Signalling Connection Control Part
    Message Type: Connection Request (0x01)
    Source Local Reference: 0x000033
    .... 0010 = Class: 0x02
    Pointer to first Mandatory Variable parameter: 2
    Pointer to Optional parameter: 4
    Called Party Address length: 2
    Called Party address (2 bytes)
        Address Indicator
            1... .... = National Indicator: Address coded to National standard
(0x01)
            .1.. .... = Routing Indicator: Route on SSN (0x01)
            ..00 00.. = Global Title Indicator: No Global Title (0x00)
            .... ..0. = Point Code Indicator: Point Code not present (0x00)
            .... ...1 = SubSystem Number Indicator: SSN present (0x01)
        SubSystem Number: IOS or SMLC (BSSAP-LE) (252)
    Data length: 76
    End of Optional
---------


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