2. [5+3+2pts] Consider the following diagram depicting a VPN network for a company. Assume there are n travelling salespersons. How many security associations (SAs) will be stored in the Security Association Database (SAD) of the IPSec router in the headquarters? How many SAs will be stored in the SAD of the IPSec router in the branch office? How many SAs will be stored in the SAD of each salesperson's laptop? Public Internet aptop TP salesperson in hotel Router w/ IPy4 and IPeec Router w/ IPM4 and IPes branch office headquarters 2. [5+3+2pts] Consider the following diagram depicting a VPN network for a company. Assume there are n travelling salespersons. How many security associations (SAs) will be stored in the Security Association Database (SAD) of the IPSec router in the headquarters? How many SAs will be stored in the SAD of the IPSec router in the branch office? How many SAs will be stored in the SAD of each salesperson's laptop? Public Internet aptop TP salesperson in hotel Router w/ IPy4 and IPeec Router w/ IPM4 and IPes branch office headquarters