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Posts published by “Celeritas”

How does a switch learn a switch table?

Say the switch table is empty. If computer A sends a frame destined to computer B, the switch will broadcast asking who has the MAC address of B. What if C suddenly sends a frame to A? What is the mechanism so the switch doesn't mistakenly...

What is nodal delay?

I keep seeing the definition of nodal processing delay as "The time it takes to process a packet in a network node (router, switch, hub, etc.), which is dependent on the speed of the device and congestion in the network. Contrast with prop...

What is the difference between data rate and latency?

Both attempt to measure the speed of a network. If the data rate is the thing that is commonly measured in Mbps and latency is the thing that is measured in milliseconds, what are their similarities and differences?
I've tried searching go...