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LLDP Malformed Packet #11

@aperezmollo

Description

@aperezmollo

Submission type

  • Bug report
  • Request for enhancement

Used version of operating system

Windows 7 Professional 64 bit

In case of bug report: Is machine connected to Active Directory?

  • Yes, Windows 2012

In case of bug report: Version the issue has been seen with

17.2.9.2046

In case of bug report: Expected behaviour you didn't see

Attach possible log(s) and screenshot(s).

Frame 5965: 424 bytes on wire (3392 bits), 424 bytes captured (3392 bits) on interface 0
    Interface id: 0 (\Device\NPF_{4BF60FC5-443B-4922-94B2-D9593843D225})
    Encapsulation type: Ethernet (1)
    Arrival Time: Feb 14, 2017 14:45:57.096556000 Hora estándar de Argentina
    [Time shift for this packet: 0.000000000 seconds]
    Epoch Time: 1487094357.096556000 seconds
    [Time delta from previous captured frame: 0.004609000 seconds]
    [Time delta from previous displayed frame: 8.220908000 seconds]
    [Time since reference or first frame: 25.589902000 seconds]
    Frame Number: 5965
    Frame Length: 424 bytes (3392 bits)
    Capture Length: 424 bytes (3392 bits)
    [Frame is marked: False]
    [Frame is ignored: False]
    [Protocols in frame: eth:ethertype:lldp]
    [Coloring Rule Name: Broadcast]
    [Coloring Rule String: eth[0] & 1]
Ethernet II, Src: Dell_71:66:db (5c:26:0a:71:66:db), Dst: LLDP_Multicast (01:80:c2:00:00:0e)
    Destination: LLDP_Multicast (01:80:c2:00:00:0e)
    Source: Dell_71:66:db (5c:26:0a:71:66:db)
    Type: 802.1 Link Layer Discovery Protocol (LLDP) (0x88cc)
Link Layer Discovery Protocol
    Chassis Subtype = MAC address, Id: 5c:26:0a:71:66:db
    Port Subtype = Locally assigned, Id: Conexi\303\263n de \303\241rea local
        0000 010. .... .... = TLV Type: Port Id (2)
        .... ...0 0001 1001 = TLV Length: 25
        Port Id Subtype: Locally assigned (7)
        Port Id: Conexi\357\277\275\357\277\275n de \357\277\275\357\277\275rea local
    Time To Live = 120 sec
    Port Description = Name:Conexi?n de ?rea local | GW:10.212.12.1 | NM:0, 22 | DNS:10.105.50.21,  | DHCP:10.105.50.22 | Spd:100Mb | Vendor:Intel(R) 82579LM Gigabit Network Connection 
    System Name = J2KV2R1
    System Description = OS:Win 7 Pro | Id:J2KV2R1 | U:AD: USER | Up:000d05h19m16s | Ver: Win NT 6.1.7601 SP 1 
    Capabilities
    Management Address
    Management Address
    IEEE 802.3 - EEE (Energy-Efficient Ethernet)
        1111 111. .... .... = TLV Type: Organization Specific (127)
        .... ...0 0000 0101 = TLV Length: 5
        Organization Unique Code: IEEE 802.3 (0x00120f)
        IEEE 802.3 Subtype: EEE (Energy-Efficient Ethernet) (0x05)
[Malformed Packet: LLDP]
    [Expert Info (Error/Malformed): Malformed Packet (Exception occurred)]
        [Malformed Packet (Exception occurred)]
        [Severity level: Error]
        [Group: Malformed]

In case of bug report: Unexpected behaviour you saw

...

In case of bug report: Steps to reproduce the problem

With WINPCAP V 4.1.3
Start WinLLDPService
Start Wireshark Version 2.2.4
Capture NIC
LLDP "MALFORMED PACKET"

In case of bug report: Additional details

Any errors on Windows Event Log?
YES Seems that it can not find wpcap.dll. It is in C:\Windows\System32 and in C:\Windows\Syswow64

Packet sent failed: System.DllNotFoundException: No se puede cargar el archivo DLL 'wpcap': No se puede encontrar el módulo especificado. (Excepción de HRESULT: 0x8007007E)
   en SharpPcap.WinPcap.SafeNativeMethods.pcap_findalldevs_ex(String source, IntPtr auth, IntPtr& alldevs, StringBuilder errbuf)
   en SharpPcap.WinPcap.WinPcapDeviceList.Devices(String rpcapString, RemoteAuthentication remoteAuthentication)
   en SharpPcap.WinPcap.WinPcapDeviceList.Refresh()
   en SharpPcap.WinPcap.WinPcapDeviceList.get_Instance()
   en SharpPcap.CaptureDeviceList..ctor()
   en SharpPcap.CaptureDeviceList.get_Instance()
   en WinLLDPService.WinLLDP.OpenDevices(List`1 adapters)
   en WinLLDPService.WinLLDP.Run()
   en WinLLDPService.WinLLDPService.SendPacket(Object source, ElapsedEventArgs ea)

What .NET framework version?
Microsoft .NET Framework 4.6.1

Did you try to update msiexec and/or .NET framework?
YES
Did you try also 32 bit installer on 64 bit system?
YES
Did you try on different machine(s)?
NO

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