FlyerTalk Forums - View Single Post - Problem Capturing VLAN Tags With Wireshark
Old Apr 8, 2012 | 3:26 pm
  #7  
Paint Horse
15 Years on Site
 
Join Date: Jun 2008
Location: Texas
Programs: American Airlines British Airways
Posts: 1,752
Originally Posted by docbert
So you're seeing un-tagged VLAN 2 traffic?

Are you sure that you're watching the correct port? It's very uncommon to have both tagged and untagged traffic on the same interface (With some switches it's impossible. With others it is possible, but it's never recommended)
Yes, I see the traffic from the only VLAN I have setup, VLAN 2. I have two devices in that VLAN. While pinging between the two I see the requests and replies. In these frames I see all the fields in all the headers, except for the added VLAN tags.
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