Review Questions


1:

What does the term metro mobility mean?

2:

What are the challenges or concerns for Mobile IP in the metro mobility model?

3:

What feature is necessary for a network to overcome ingress filtering?

  1. GRE tunneling

  2. Reverse tunneling

  3. Mobile AgentFA security association

  4. Firewall on the home network

  5. IP-in-IP encapsulation

4:

Draw a diagram showing how packets travel when using reverse tunneling.

5:

What is tunnel path MTU, and why is it sometimes an issue when using Mobile IP?

6:

Describe the Path MTU Discovery mechanism.

7:

What is NAT and why is it a challenge when using Mobile IP?

8:

How is the coexistence of NAT with Mobile IP achieved?

9:

How does the Home Agent infer that a Mobile Nodes is roaming behind an NAT gateway?

10:

Mobile IP and IPSec can coexist with proper configuration and placement of the devices. Draw a diagram that shows Mobile IP over IPSec and IPSec over Mobile IP.

11:

In the previous question, a particular protocol tunnel is contained within the other, that is, Mobile IP over IPSec or IPSec over Mobile IP. In these cases, in what order is the encapsulation removed?

12:

What are the advantages and disadvantages of IPSec over Mobile IP?

13:

What are the advantages and disadvantages of Mobile IP over IPSec?

14:

Registration Revocation allows for which of the following?

  1. Timely release of Mobile IP resources

  2. Early adoption of domain policy changes with regard to services offered/required of a Mobile IP binding

  3. Timely notification to a Mobile Nodes that it is no longer receiving mobility services, thereby significantly shortening any black-hole periods to facilitate a more robust recovery.

  4. Accurate Mobile IP and resource accounting

  5. All of the above

15:

What are the four main components of resource revocation?



    Mobile IP Technology and Applications
    Mobile IP Technology and Applications
    ISBN: 158705132X
    EAN: 2147483647
    Year: 2005
    Pages: 124

    Similar book on Amazon

    flylib.com © 2008-2017.
    If you may any questions please contact us: flylib@qtcs.net