CISC2305  Lab9  (due: Friday 11/12)

     This week we are going to learn about networks and (IP) internet packets.

O.K., now to the assignment:

Watch this movie: The following file is big (although the movie only takes 15 minutes to watch). It may take a long time to download. I suggest you put it on your pin-drive in the lab. If you do have a fast internet connection, then choose the smallest sized file or the most available link, shown below.

*** right-click and use "Save-Link-as" on any of these links to download ***

(mars.umhb.edu) warriors.mpeg 75 Meg (right-click, choose "Save as Link")
-or-
(mars.umhb.edu) warriors.mp4 63 Meg (right-click, choose "Save as Link")

- or use this site -

(tinyrealm.com) warriors.mpeg 75 Meg (right-click, choose "Save as Link")
-or-
(tinyrealm.com) warriors.mp4 63 Meg (right-click, choose "Save as Link")

Answer these questions:

1. Why are "twisted pairs" of wire used to make ethernet cables?
--Read about it here--

2. What max frequency can catagory 5 cable use?
--Read about it here--

3. Define the term LAN.

4. Define the term WAN.

5. What does a router switch do?

6. According to the movie, what is the purpose of a proxy server?

7. What happens when internet packets are destroyed or time out?

8. According to the movie, what is the purpose of a firewall?

9. What is port 25 used for?

10. What is port 80 used for?


Please turn in your assignment by using the Assignment Turn-in at tinyRealm.com BBS.


Your  file.rar, file.zip, file.doc, file.docx or file.txt file should be turned in here. **** Do not email it to me. ****


*** Most of will need to re-register your BBS account ***
We lost a hard-drive and although none of your work was lost, the account information was lost.


Just post a "Reply" to the lab assignment message and upload your assignment (by "Attaching" a file to your reply message).

Please follow this naming convention: class_lab#_YourInitials.format

mine would look like: cisc2305_l9_efa.zip