Question $1$: Why does a packet switch support a more significant number of users than a circuit switch? Explain this difference using a numeric example in a link with $10$ Mbps$.(10$ points$)$

Question $2$: I run the command traceroute from my home network. The output of the command is presented in the figure below. Based on this figure, answer the following questions.

a$)$ Which protocol and type of message traceroute does it implement? $(5$ points$)$

b$)$ What is the meaning of the $*$ output? Why does it happen? $(5$ points$)$

c$)$ Considering the average delay in my local network, what is the estimated delay in transmitting a message with $240$ bytes? $(10$ points$)$Tracing route to

www$.$coke.com $[52,14\mathrm{.}144\mathrm{.}171]$

over a naximun of $30$ hops:

Please read the questions and answer them carefully.