In addition to way Guy correctly pointed out, the wireshark wiki has some more details on capturing VLAN-tagged packets at
http://wiki.wireshark.org/CaptureSetup/VLAN Have a nice day GV -------------------------------------------------- From: "Guy Harris" <[email protected]> Sent: Friday, October 08, 2010 2:02 PM To: <[email protected]> Subject: Re: [Winpcap-users] Vlan tagged traffic not capture on 64 bitWindows > > On Oct 8, 2010, at 1:32 PM, Pushkar Tiwari wrote: > >> I am having Winpcap 4.1.1 installed on my 64 bit Windows 2008 Server box. >> I have developed application using winpcap to capture network packets in >> prominiscous mode. >> My application works perfectly fine when I try to capture normal traffic, >> but it fails to capture VLan tagged traffic. I even tried to capture >> using wireshark, but even it failed for VLan tagged traffic. >> >> Same applciation works on Windows 32 bit machine > > Do the 32-bit Windows machine and the 64-bit Windows machine have exactly > the same type of Ethernet adapter with the exact same version of the > driver? > > If not, there's more of a difference between the two machines than 32-bit > vs. 64-bit. Different adapters and drivers can handle VLAN-tagged traffic > differently. > _______________________________________________ > Winpcap-users mailing list > [email protected] > https://www.winpcap.org/mailman/listinfo/winpcap-users _______________________________________________ Winpcap-users mailing list [email protected] https://www.winpcap.org/mailman/listinfo/winpcap-users
