What cli command can be issued in centos 7 to you to see every "hop" that a connection makes, including all of the switches, routers, firewalls, or other computers that your communication hops across to reach the requested host?

traceroute

Explanation:

This command traceroute implies its name, in networking, it is of interest sometimes to know the path a packet takes and how much time it uses between two nodes (PC). Using this command, will display the path that the packet follows when it is sent from one computer until it reaches the specified host (destination) , it reveals the entire routes and the hops the information packet makes on every switch, router and firewall and how much time it spent on each device along the way.

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