CNT-Books wants an affordable way to establish remote connections for its

salespeople, who log on from customer sites all over the country, and its

three branch offices. The companys main office is in Phoenix, AZ, and its

branch offices are in Los Angeles, CA, Chicago, IL, and Orlando, FL. Explain

what kind of connections the salespeople and branch offices should use and

what kinds of services should be installed on the main offices network to

keep communication costs to a minimum.