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Test your basic knowledge |
MCTS: Protepcting Network Traffic With IPsec
Start Test
Study First
Subjects
:
certifications
,
mcts
,
it-skills
Instructions:
Answer 42 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. You can configure IPsec to ensure that each packet you receive from a trusted party in fact originates from that party and is not spoofed. This describes what?
filter lists
quick mode
Data origin authentication
two-phase
2. Every IPsec Policy rule have an IP filter list even if the ________________.
two-phase
certificate
list has only one IP filter
Server (Request Security)
3. ______ by default attempt to negotiate only authentication services.
Data origin authentication
Server (Request Security)
Connection Security Rules
Security Association (SA)
4. To ensure successful and secure communication - IKE performs a ______ negotiation operation - each with its own SAs.
Active Directory domain
IPsec Policies
two-phase
Encryption
5. You can configure IPsec to verify that each packet received is unique and not duplicated. This describes what?
ESP
Anti-replay protection
certificate
1. Set up a main mode SA. 2. Agree upon the terms of communication and encryption algorithm. 3. Create a quick mode SA. 4. Send data.
6. When you assign ______ policy to a computer through a GPO - that computer will never initiate a request to establish an IPsec communications channel with another computer.
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
Internet Key Exchange (IKE)
Connection Security Rules
Client (Respond Only)
7. With IPsec ______ mode - an entire IP packet is protected and then encapsulated with an additional - unprotected IP header.
tunnel
Kerberos
Encryption
ignores any
8. Phase 1 negotiation is known as main mode negotiation - and Phase 2 is known as ______ negotiation.
rules
Anti-replay protection
quick mode
Encryption
9. You can use any of these three methods to authenticate the hosts communicating through IPsec:
Kerberos (Active Directory) - Certificates - Preshared key
transport
ignores any
Client (Respond Only)
10. After two computers negotiate an IPsec connection - whether through IPsec Policies or Connection Security Rules - the data sent between those computers is secured in what is known as a ______.
Layer Two Tunneling Protocol (L2TP)
Security Association (SA)
ESP - AH
Client (Respond Only)
11. You should assign the ______ policy to intranet servers that require secure communications - such as a server that transmits highly sensitive data.
A filter action
Encryption
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
Secure Server (Require Security)
12. If Group Policy assigns an IPsec Policy to a computer - the computer ______ IPsec Policy assigned in its Local Security Policy.
ESP - AH
ignores any
data authentication
Secure Server (Require Security)
13. ______ by default attempt to negotiate both authentication and encryption services.
list has only one IP filter
Group Policy
ignores any
IPsec Policies
14. If you need encryption - use ______. If you just need to authenticate the data origin or verify data integrity - use ______.
ESP
ESP - AH
Anti-replay protection
Internet Key Exchange (IKE)
15. You can assign only one IPsec Policy to a computer at a time. If you assign a second IPsec Policy to a computer - the first IPsec Policy ______.
Internet Key Exchange (IKE)
automatically becomes unassigned
list has only one IP filter
filter list
16. You can use an Isolation rule to configure "domain isolation." This simply means that you can use Connection Security Rules to block traffic from computers originating from outside the local ______.
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
transport
Kerberos
Active Directory domain
17. Every IPsec Policy is composed of one or more IPsec Policy ______ that determine when and how IP traffic should be protected.
rules
Windows Firewall with Advanced Security (WFAS) - WFAS
specific
Kerberos
18. Security for an SA is provided by the two IPsec protocols: ______ and ______.
Client (Respond Only)
Data origin authentication
Secure Server (Require Security)
Authentication Header (AH) and Encapsulating Security Payload (ESP)
19. Determines whether the traffic captured by an IP filter in a given policy rule is permitted - blocked - encrypted - or authenticated.
A filter action
Authentication Header (AH) and Encapsulating Security Payload (ESP)
Data authentication - Encryption
1. Set up a main mode SA. 2. Agree upon the terms of communication and encryption algorithm. 3. Create a quick mode SA. 4. Send data.
20. Remember that ______ authentication is preferable in an AD environment. Outside of an AD environment - a certificate infrastructure is your best option.
Kerberos
Connection Security Rules
Secure Server (Require Security)
Authentication Header (AH) and Encapsulating Security Payload (ESP)
21. If you need to implement IPsec in a production environment in which Kerberos authentication is not available - you should use a ______ infrastructure to authenticate the IPsec peers.
A filter action
certificate
transport
ignores any
22. To establish SAs dynamically between IPsec peers - the ______ protocol is used.
Data authentication - Encryption
simpler to configure
Internet Key Exchange (IKE)
Connection Security Rules
23. IP ______ contain a set of one or more IP filters that capture IP traffic for an IPsec Policy.
simpler to configure
Data integrity
A filter action
filter lists
24. IPsec by default operates in ______ mode - which is used to provide end-to-end security between computers.
Windows Firewall with Advanced Security (WFAS) - WFAS
list has only one IP filter
transport
Authentication Header (AH) and Encapsulating Security Payload (ESP)
25. In Win Vista - Win 7 - Win Srvr 2008 and Win Srvr 2008 R2 - IPsec is enforced either by ______ or ______.
Connection Security Rules
1. Set up a main mode SA. 2. Agree upon the terms of communication and encryption algorithm. 3. Create a quick mode SA. 4. Send data.
filter list
IPsec Policies or Connection Security Rules
26. Like IPsec Policies - ______ evaluate network traffic and then block - allow - or negotiate security for messages based on the criteria you establish.
AH
Client (Respond Only)
Windows Firewall with Advanced Security (WFAS) - WFAS
Connection Security Rules
27. You should assign the ______ policy to computers for which encryption is preferred but not required.
Server (Request Security)
specific
Active Directory domain
Anti-replay protection
28. IPsec provides ______ in the form of data origin authentication - data integrity - and anti-replay protection.
rules
filter list
Kerberos (Active Directory) - Certificates - Preshared key
data authentication
29. Note that when matching a source or destination address - the most ______ IPsec filter always takes precedence.
Internet Key Exchange (IKE)
Connection Security Rules
rules
specific
30. The main advantage of using Connection Security Rules is that they are ______.
IPsec Policies
simpler to configure
Security Association (SA)
two-phase
31. ______ provides data encryption - data origin authentication - data integrity - and anti-replay protection for the ESP payload.
ESP
Data authentication - Encryption
two-phase
rules
32. You can use IPsec to ensure that data is not altered in transit. This describes what?
A filter action
Data integrity
Layer Two Tunneling Protocol (L2TP)
list has only one IP filter
33. Transport mode is also used in most IPsec-based VPNs - for which the ______is used to tunnel the IPsec connection through the public network.
Anti-replay protection
Authentication Header (AH) and Encapsulating Security Payload (ESP)
Layer Two Tunneling Protocol (L2TP)
ignores any
34. Each policy rule - in turn - is associated with one IP ______ and one filter action.
data authentication
filter list
Data origin authentication
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
35. You can summarize the steps for establishing an IPsec connection in the following way:
1. Set up a main mode SA. 2. Agree upon the terms of communication and encryption algorithm. 3. Create a quick mode SA. 4. Send data.
Group Policy
simpler to configure
transport
36. Possible filter actions for a rule include block - permit - or ______ security.
specific
negotiate
Layer Two Tunneling Protocol (L2TP)
rules
37. ______ provides data origin authentication - data integrity - and anti-replay protection for the entire IP packet.
AH
IPsec Policies or Connection Security Rules
negotiate
Secure Server (Require Security)
38. IPsec protects data between two IP addresses by providing the following services:
quick mode
Anti-replay protection
Data authentication - Encryption
tunnel
39. You can assign an IPsec Policy either to an individual computer by using Local Security Policy or to a group of computers by using ______.
Server (Request Security)
data authentication
negotiate
Group Policy
40. You configure Connection Security Rules for any one computer in the ______ console or the ______node in Server Manager.
transport
two-phase
Windows Firewall with Advanced Security (WFAS) - WFAS
filter lists
41. In Group Policy - three IPsec Policies are predefined. You can thus configure an IPsec Policy for a domain or an OU by assigning any one of the following predefined policies:
ESP
IPsec Policies or Connection Security Rules
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
list has only one IP filter
42. You can use IPsec to encrypt network data so that the data is unreadable if captured in transit. This describes what?
Data integrity
Client (Respond Only)
ignores any
Encryption