when Host A transmits a packet to Host B, how many physical links, data links, and routes will there be along the way?  How many packets and frames? 

  
Come up with a Scope for the topic IP addresses.
Answer questions using the figure 1:28 uploaded below:
1:1
In Figure 1:28 below, when Host A transmits a packet to Host B, how many physical links, data links, and routes will there be along the way? 
How many packets and frames? 
How many switches and routers? (Hint: The answers are in the figure but work it out yourself.) 
1-2. 
Repeat for Host C sending a packet to Host E.