In the figure shown below, the sender Computer sends a message to the receiver

computer via LAN $1$ and Router $1.$ Show the contents of the segments, packets and

frames at the transport, network and data link layer for each hop interface. Note that

$\text{'}$A$\text{'},\text{'}$F$\text{'},\text{'}$T$\text{'}$ and $\text{'}$P$\text{'}$ represent IP addresses, and $\text{'}10\text{'},\text{'}20\text{'},\text{'}99\text{'}$ and $\text{'}95\text{'}$ represent

physical addresses.