most likely you offload enabled on your card, try disabling that to see if tcpdump does the right thing for you
---- kind regards anupam On Fri, Nov 21, 2014 at 10:19 AM, Amit Agarwal <a...@amit-agarwal.co.in> wrote: > Hi all, > > I have query on vlan tagged packets received by network interface. > > Problem: I have application which would receive all packets on the > interface > and process them ( this could be including vlan tagged packets). However > when > the 8021q (vlan) module is not loaded and the appropriate interfaces for > all > the IDs are not created I see that the application is not able to decode > them. > When we capture with tcpdump/tshark/wireshark as well we see that the > packets > are not correctly displayed. The Ethernet header type itself is not > correctly > identified and thus the rest of the packet cannot be decoded. What could be > causing this and is there a way to fix this? > > -- > Thanks, > -aka > > > _______________________________________________ > Kernelnewbies mailing list > Kernelnewbies@kernelnewbies.org > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > -- In the beginning was the lambda, and the lambda was with Emacs, and Emacs was the lambda.
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