CloudShark

Tagged: Multicast

Monday, Oct 7, 2013

Solved: Run-By Capture Challenge - Something Strange with Multicast

This packet challenge has concluded! Read on for the solution, or check out the original challenge below! The Solution A few folks spotted the issue with multicast packets #4 and #6. Normally, IP layer multicast packets also use a layer 2 multicast destination MAC address. But the multicast packets in this capture are using a unicast destination address. What is going on here? It turns out that this capture was generated in a wireless network.

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CloudShark is made by QA Cafe, a technology company based in Portsmouth, NH. Our passion for packet captures has grown out of our other product CDRouter.

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