$2.$Using the following delay parameters, figure out the total delay and draw the ladder

diagram.

A$)$

Propagation Delay: $25$ microseconds

Bandwidth Delay: $100$ byte$/$microseconds

Packet Size: $1$MB

Amount of Links: $2$

B$)$

Propagation Delay: $50$ microseconds

Bandwidth Delay: $300$ byte$/$microseconds

Packet Size: $12$GB

Amount of Links: $1$