Re: Problems with capturing on multiple interfaces

[Guy Harris <guy () alum mit edu>]

On May 20, 2011, at 9:49 AM, Jim Young wrote:

> When I used the command:
>
>  ./dumpcap -I -i en1 -i fw0 -t -n -w iftest.pcapng
>
> I got the message:
>
>  "The capture session could not be initiated (That device doesn't support
>  monitor mode)."

Presumably the "-s" option is per-interface, as the appropriate snapshot length might differ based on the link-layer 
and metadata headers provided.

If so, presumably the "-I" option should be per-interface as well, as it only applies to 802.11 devices.
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