I have a problem which asks which of the following MAC addresses represents a valid MAC address:

00-ab-29-fg-17-39

00:65:2d:4f:3c:9b

01:23:45:67:89:ab

01-23-45-67-89-ab

I know there are 8 hexadecimal numbers and first one …

Suppose we have a inner-facing network that spans several geographical jurisdiction – this network can only accessed from our offices with special HSM installed, and we want to enable domain-name-based HTTPS connection with a private CA to…

I am a little embarrassed I do not know the answer to this already, well I think I know the answer but I am not 100% sure and this I need to be 100% sure on.

We have several core .1q trunks that we initially setup with several VLANs. The…

I have gone through a few documents to understand how to check that an ethernet frame is valid. I tried to implement the algorithm described on the wikipedia page (in swift 5.1) :

// we run the calculation over all the frame excep…

My question is how each of above protocols contribute in connection speed.

Let suppose an http server S and a client A :

Does ping speed depend exclusively on the physical distance between A and S? (Ignoring routing and switching time)
…

I have not configured IP SLA object tracking on nexus OS before and its looks a bit confusing. Can someone help me interpret the following configuration?

This example shows that object tracking is configured for PBR:

! Configure and sc…

I have my home wired up to a T568a terminal. I have tested all the ports with a LAN Tester. I have also tested the cables and all check fine. However, when I connect the cat5e port to my switch, I am not getting any connectivity. My cable…