What is CDP (Cisco Discovery Protocol) and how to use it?

cool video, thanks mate. Appreciated

Sir. The characters on the black background are transparent and too small. Hard to read.

Hi there, please make a tutorial video about how to black all port on Mikrotik from outside or internet to our network for more security, For Example: how to make a rule on Microtik firewall to block or reject incoming from internet, but in our network, we can have access to the internet ??!! thnx

Thanks for the next video. May the Lord keep this frequency of releasing new movies. Good job!