R. Craig Collins > CPMT
2449 > Lab 8
R. Craig Collins > CPMT
2449 > Lab 8
Lab 8 © R. Craig Collins, 2005/6
General Lab Directions
Note: There is not enough time in lecture to cover all
the material; read your book BEFORE you begin the lab
Note: Typically labs will require you to invest some time in the lab, outside
of class lecture hours
Check with your Instructor for due date, typically Friday, 11:59PM, of the week assigned
Class Linux Server 10.3.50.50
http://www.templejc.edu/dept/cis/ccollins/common/unix-client-setup.html
Subnet mask 255.255.0.0
Gateway 10.3.1.1
DNS 10.1.10.8
Lab 522 HP 4050 PCL Printer 10.3.10.203
Lab:
Set up your servers with fixed IPs
Anderson Linux 10.3.55.5
Anderson Windows 10.3.55.6
M Flores Linux 10.3.55.7
M Flores Windows 10.3.55.8
S Flores Linux 10.3.55.9
S Flores Windows 10.3.55.10
Lincoln Linux 10.3.55.11
Lincoln Windows 10.3.55.12
Odell Linux 10.3.55.13
Odell Windows 10.3.55.14
Log into servers using Windows box
Windows Server
Add IIS
Linux server
Verify httpd service running
use http://server IP to test
Add print services to each server, print test page from each
Part 3: Q&A (40% 1pt each)
• Security: the 20 review questions at the end of chapter 9 &
10
1. One of your clients is attempting to use Outlook Express to send an encrypted
e-mail to someone whose proprietary e-mail software is configured only for 64-bit
RC2 encryption. However, the other person’s system is rejecting the e-mail.
What might be the problem?
Answer:
2. Another of your clients is using an older computer that has e-mail software
that only supports SMTP. This user is unable to send an image file. Your diagnosis
shows that____________________. (Choose all that apply.)
Answer:
3. The latest version of S/MIME _______________________________. (Choose all
that apply.)
Answer: (multiple)
4. Your organization wants to offer e-mail access for clients through an Internet
Web server. In providing this access, the organization wants a system that will
(1) enable users to store e-mail in different folders, (2) offer the option
to search folders for a specific e-mail, and (3) show that a message has been
read. Which of the following should they implement on the new e-mail server?
(Choose all that apply.)
Answer: (multiple)
5. A mail user agent is ______________________________.
Answer:
6. Which of the following uses a web of trust?
Answer:
7. During a management meeting one of the security officers in your organization
complains that he wastes up to an hour each day just hand-delivering new passwords
for users who have forgotten theirs. He suggests adopting a policy to send new
passwords through e-mail. What is your response?
Answer:
8. GnuPG is most similar to _______________.
Answer:
9. The users in your organization are active Internet participants and therefore
are now the recipients of lots of junk e-mail. Many users waste a lot of time
each day reading and deleting their junk e-mail. Which e-mail software is best
positioned to address junk e-mail?
Answer:
10. Which of the following encryption methods are used in PGP? (Choose all
that apply.)
Answer: (multiple)
11. The business manager in your company is using S/MIME and a digital certificate,
but her secret communications with other users are not working. Which of the
following might be the problem? (Choose all that apply.)
Answer:
12. The DNS server administrator in your organization has discovered that some
DNS records related to the organization’s SMTP server have been alternated.
Which of the following records are candidates for an attacker to change? (Choose
all that apply.)
Answer: (multiple)
13. When an attacker targets an e-mail communication that uses POP3, which
TCP port is he or she likely to use in the attack?
Answer:
14. An SMTP message is encoded in ____________________________.
Answer:
15. A man-in-the-middle e-mail attacker has been intercepting e-mail messages
from the board members of your corporation and sending copies to a manager in
a competing company. He is likely to be altering the __________________________.
(Choose all that apply.)
Answer: (multiple)
16. One of your Apple Mail users configured this software for security and
is now not receiving any e-mail. Which of the following might be the problem?
Answer:
17. A disgruntled employee in your organization has been sending malicious
e-mail to all of the managers. Of the following choices, what system is this
person most likely using?
Answer:
18. The finance director for a college has been trying to encrypt her e-mail
in Outlook Express, but is not succeeding. What might be the problem?
Answer:
19. A user who is employing the web of trust is currently discarding lots of
e-mail, most likely because _____________________________________.
Answer:
20. When SMTP transports a message to a station, but that station is not available,
what happens next?
Answer:
Part 3: Q&A Continued
• Security: the 20 review questions at the end of chapter 11
1. You are consulting for a small company that has one server, containing one
large disk of information. The company wants to establish some type of fault
tolerance through implementing RAID and is willing to purchase extra disk drives,
if necessary. Which of the following options make the most sense for this company?
Answer:
2. A bank uses NetWare servers for databases housing information about customer
accounts, including account activity. Which of the following do you recommend
that the bank should use to ensure that database information remains synchronized
even when there is a system crash?
Answer:
3. Last night’s Windows Server 2003 backups were successful, but it is
nearly noon today and you have detected that a hard drive is displaying multiple
severe errors. You decide to make an unscheduled backup of today’s work
before you take down the computer to fix the drive. When type of backup is most
appropriate in this situation?
Answer:
4. What are the advantages of using a tape rotation scheme? (Choose all that
apply.)
Answer: (multiple)
5. Your company is considering the use of clustering for servers used by the
marketing department. The marketing vice president wants to use an arrangement
in which all data is stored on a single tower of tape drives. Is this possible
through clustering?
Answer:
6. Your NetWare 6.5 server seems to have intermittent problems with its connection
to the network. It has a very new model NIC which you suspect is the cause of
the problems. The NIC is not sending out excessive traffic; it just seems to
have the connection problems. Which of the following might you do first?
Answer: .
7. You are planning to purchase a UPS for a Red Hat Linux server used in an
accounting office. The office frequently experiences brown outs and power outages
because there are electrical wiring problems in the building. What should you
look for in the UPS that you purchase? (Choose all that apply.)
Answer: (multiple)
8. Which of the following are functions provided by a NIC? (Choose all that
apply.)
Answer: (multiple)
9. Your client’s server has two disk drives connected to two separate
controller cards. One disk drive is used as a backup and contains an exact image
of the contents of the main drive. This is called __________________________.
Answer:
10. Windows 2000 Server supports which of the following RAID levels? (Choose
all that apply.)
Answer: (multiple)
11. You have a new system programmer who is helping to set up a server on a
UPS. He is connecting the CPU, monitor, laser printer, and a scanner to the
UPS. What is your response?
Answer:
12. Your organization has purchased a four-processor computer for you to use
as a program development system. They have also purchased Windows XP Professional
for you to install on the computer. The Windows XP Professional installation
will not complete. What is the problem?
Answer:
13. What is the main benefit of disk striping?
Answer:
14. Which of the following are examples of options that can be configured with
a UPS that is connected to a computer via a USB or serial connection? (Choose
all that apply.)
Answer: (multiple)
15. How many disks are needed to configure RAID level 5 in Windows Server 2003?
Answer:
16. Your customer service organization uses software RAID level 5 employing
five disks. A power supply problem in the unit housing the disks has caused
three of the disks to fail. What actions do you take in this situation?
Answer:
17. A NIC uses which of the following to encapsulate source and address information
prior to sending a packet? (Choose all that apply.)
Answer: (multiple)
18. You are setting up RAID level 5 on eight disks. What percentage of the
disk space is needed for redundancy (rather than actual data storage)?
Answer:
19. Your company is considering using software RAID options in Windows Server
2003, but the IT director is concerned because he says the company cannot place
boot and system files on the RAID drives if RAID level 5 is used. What solution
do you recommend?
Answer:
20. You are using a combination of full backups on Friday nights and incremental
backups Saturday through Thursday (including Sunday night). On Tuesday the series
of disks you are backing up must be completely replaced because of damage caused
by a virus that cannot be completely extricated. Which backup tapes will you
need to use to completely restore your data?
Answer:
http://www.winsupersite.com/showcase/windowsxp_sp2_slipstream.asp
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