write a short discussion

1) What are the advantages and disadvantages of hiring a company that provides incident response services? If you decide to hire, do you still need to create a SIRT in your organization?

2) What are the differences between a VPN mesh topology and a VPN star topology? How would you compare VPN topologies to network topologies?

Write at least 1 page (2 paragraphs) for each question total 2 pages and provide at least one reference for each one.