March 2018
Intermediate to advanced
626 pages
17h 32m
English
book
Network Analysis Using Wireshark 2 Cookbook - Second Edition
by Nagendra Kumar Nainar, Yoram Orzach, Yogesh Ramdoss
Content preview from Network Analysis Using Wireshark 2 Cookbook - Second Edition
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Viewing tagged frames going through a VLAN tagged port
Monitoring tagged traffic is not a straightforward mission. The issues of whether you see VLAN tags while capturing data with Wireshark or not will depend on the network adapter you have, the driver that runs over it, and what they do with VLAN tags.
The simplest way to verify that your laptop can capture tagged frames is as follows:
- Start capturing the tagged port with the port mirror. If you see tags, continue with your work.
- If you don't see any tags, go to the adapter configuration. In Windows 7, you get there by clicking on Start and then navigating to Control Panel | Network and Internet | View Network Status and Tasks | Change Adapter Settings | Local Area Connection. Next, perform ...
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