Scenario 2-2 39
Scenarios
The following scenarios and questions are designed to draw together the content of the chapter
and exercise your understanding of the concepts. There is not necessarily a right answer. The
thought process and practice in manipulating each concept in the scenario is the goal of this
section.
Scenario 2-1
You have decided to use a 3640 router for the central office to support 15 dial-up users and two
Frame Relay connections attached to your corporate Ethernet.
1
What modules would be needed for your router?
2
Would you offer BoD to your dial-up users?
3
How can you offer ISDN dial-up service?
Scenario 2-2
You provide leased-line connectivity (T1s) from your central office to three branch offices that
supply time-critical information for your customers. In addition, the central site maintains an
ISP connection for the branch office users to do research. The branch office has less than 10
users who constantly upload small files to the corporate data warehouse. In addition, they use
the leased line for e-mail and Web surfing.
1
What backup plans would you consider?
2
What controls might you place on the backup links?
3
What router would you recommend for the branch offices?