New answers tagged layer2
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Question about MTUs vs maximum frame sizes - what is their difference?
They are not the same. MTU is the largest possible size of something that can be communicated in a single NETWORK LAYER transaction. For example, if you are using IP, then the IP header size plus the ...
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How does a router know the destination mac?
Sender doesnt know MAC address of the destination and it doesnt need to.
It only needs to know MAC address of the router which will route packet to the next subnet.
So packet hops from router to ...
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Mac-address identification through traceroute
While some switches offer some kind of MAC 'tracing', an actual traceroute functionality isn't possible due to the lack of a TTL field in Ethernet - see this question for details.
What you can do ...
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