MBIM wireshark dissector
Ben Chan
benchan at chromium.org
Thu Mar 27 00:39:03 PDT 2014
On Tue, Mar 25, 2014 at 3:24 AM, Bjørn Mork <bjorn at mork.no> wrote:
> This might have been mentioned before, but if so then I have forgotten
> all about it. And if I have forgotten, then maybe others have as well.
> At least I can pretend that my memory isn't exceptionally much worse
> than average... Anyway, repeating the info cannot harm.
>
> I was looking at improving the simple LUA based QMI dissector Ilya made
> a long time ago ( https://gist.github.com/ivoronin/2641557 ) when I
> noticed that Pascal Quantin already has added a full featured MBIM
> dissector. The comments indicate that this was made primarily for
> dissecting USBPcap dumps on Windows8+, but it is properly plugged into
> the usb dissector so it should work equally fine on with usbmon dumps on
> Linux. I couldn't make the control message dissection work in my quick
> test just now, so this possibly needs some fixing first.
>
>
> Still, the parts that do work are already really useful. Simple example
> decoding the bulk data. Note the advantages of having the normal IP
> dissector taking care of the IP packets inside the NTB:
>
Yeah, I also found it very useful. I've tried capturing MBIM
communications via tcpdump+usbmon, and then viewed the pcap file in
wireshark. Like you said, it didn't seem to dissect command messages
properly. Not sure if it was an issue with capturing or dissecting.
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