tcpdump/bpf and seeing .1q tags

Charlie Schluting charlie at schluting.com
Wed Mar 9 11:22:16 PST 2005


Hi,

So with tcpdump -e it somehow magically sees vlan tags.. even if 
hardware stripping of the tags is enabled. How?

More importantly, I'm trying to figure out if a bpf read will see them 
as well. Any insight on this?

TIA

-Charlie


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