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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. If Group Policy assigns an IPsec Policy to a computer - the computer ______ IPsec Policy assigned in its Local Security Policy.
ignores any
Data authentication - Encryption
transport
IPsec Policies or Connection Security Rules
2. ______ by default attempt to negotiate only authentication services.
Connection Security Rules
specific
AH
Client (Respond Only)
3. You should assign the ______ policy to computers for which encryption is preferred but not required.
list has only one IP filter
certificate
filter list
Server (Request Security)
4. You configure Connection Security Rules for any one computer in the ______ console or the ______node in Server Manager.
Data origin authentication
Encryption
Windows Firewall with Advanced Security (WFAS) - WFAS
AH
5. Every IPsec Policy rule have an IP filter list even if the ________________.
IPsec Policies or Connection Security Rules
Data authentication - Encryption
list has only one IP filter
ESP - AH
6. If you need encryption - use ______. If you just need to authenticate the data origin or verify data integrity - use ______.
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
ESP - AH
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.
Server (Request Security)
7. IPsec provides ______ in the form of data origin authentication - data integrity - and anti-replay protection.
ignores any
quick mode
IPsec Policies
data authentication
8. ______ provides data origin authentication - data integrity - and anti-replay protection for the entire IP packet.
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
Security Association (SA)
AH
filter lists
9. Every IPsec Policy is composed of one or more IPsec Policy ______ that determine when and how IP traffic should be protected.
rules
IPsec Policies
A filter action
Connection Security Rules
10. Remember that ______ authentication is preferable in an AD environment. Outside of an AD environment - a certificate infrastructure is your best option.
filter list
Data integrity
Kerberos
Data origin authentication
11. You can summarize the steps for establishing an IPsec connection in the following way:
rules
Client (Respond Only)
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.
list has only one IP filter
12. Each policy rule - in turn - is associated with one IP ______ and one filter action.
filter list
Internet Key Exchange (IKE)
Data authentication - Encryption
two-phase
13. IPsec protects data between two IP addresses by providing the following services:
list has only one IP filter
two-phase
Data authentication - Encryption
Security Association (SA)
14. You should assign the ______ policy to intranet servers that require secure communications - such as a server that transmits highly sensitive data.
Secure Server (Require Security)
Windows Firewall with Advanced Security (WFAS) - WFAS
Active Directory domain
transport
15. In Win Vista - Win 7 - Win Srvr 2008 and Win Srvr 2008 R2 - IPsec is enforced either by ______ or ______.
IPsec Policies or Connection Security Rules
A filter action
Security Association (SA)
Secure Server (Require Security)
16. You can use IPsec to ensure that data is not altered in transit. This describes what?
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.
Data integrity
Layer Two Tunneling Protocol (L2TP)
17. 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.
IPsec Policies or Connection Security Rules
Kerberos
Client (Respond Only)
Authentication Header (AH) and Encapsulating Security Payload (ESP)
18. 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 ______.
IPsec Policies or Connection Security Rules
automatically becomes unassigned
filter lists
Active Directory domain
19. Determines whether the traffic captured by an IP filter in a given policy rule is permitted - blocked - encrypted - or authenticated.
Authentication Header (AH) and Encapsulating Security Payload (ESP)
Connection Security Rules
data authentication
A filter action
20. You can use any of these three methods to authenticate the hosts communicating through IPsec:
Authentication Header (AH) and Encapsulating Security Payload (ESP)
Connection Security Rules
A filter action
Kerberos (Active Directory) - Certificates - Preshared key
21. IP ______ contain a set of one or more IP filters that capture IP traffic for an IPsec Policy.
filter list
Data origin authentication
filter lists
Authentication Header (AH) and Encapsulating Security Payload (ESP)
22. 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.
certificate
Windows Firewall with Advanced Security (WFAS) - WFAS
rules
Kerberos
23. With IPsec ______ mode - an entire IP packet is protected and then encapsulated with an additional - unprotected IP header.
Data integrity
automatically becomes unassigned
tunnel
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.
24. 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:
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
Group Policy
Data origin authentication
Server (Request Security)
25. You can use IPsec to encrypt network data so that the data is unreadable if captured in transit. This describes what?
Layer Two Tunneling Protocol (L2TP)
Encryption
Connection Security Rules
Data origin authentication
26. You can assign an IPsec Policy either to an individual computer by using Local Security Policy or to a group of computers by using ______.
ignores any
list has only one IP filter
filter lists
Group Policy
27. Security for an SA is provided by the two IPsec protocols: ______ and ______.
quick mode
Authentication Header (AH) and Encapsulating Security Payload (ESP)
ignores any
ESP
28. Possible filter actions for a rule include block - permit - or ______ security.
Client (Respond Only) - Server (Request Security) - Secure Server (Require Security)
negotiate
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.
Data authentication - Encryption
29. Phase 1 negotiation is known as main mode negotiation - and Phase 2 is known as ______ negotiation.
Security Association (SA)
Kerberos (Active Directory) - Certificates - Preshared key
quick mode
rules
30. 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 ______.
tunnel
Active Directory domain
Windows Firewall with Advanced Security (WFAS) - WFAS
Encryption
31. ______ by default attempt to negotiate both authentication and encryption services.
filter list
ESP - AH
Client (Respond Only)
IPsec Policies
32. 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 ______.
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.
Security Association (SA)
filter lists
specific
33. Like IPsec Policies - ______ evaluate network traffic and then block - allow - or negotiate security for messages based on the criteria you establish.
rules
negotiate
Connection Security Rules
Group Policy
34. Note that when matching a source or destination address - the most ______ IPsec filter always takes precedence.
Windows Firewall with Advanced Security (WFAS) - WFAS
automatically becomes unassigned
Encryption
specific
35. To establish SAs dynamically between IPsec peers - the ______ protocol is used.
ESP
Internet Key Exchange (IKE)
Connection Security Rules
negotiate
36. To ensure successful and secure communication - IKE performs a ______ negotiation operation - each with its own SAs.
Kerberos
quick mode
two-phase
ESP - AH
37. Transport mode is also used in most IPsec-based VPNs - for which the ______is used to tunnel the IPsec connection through the public network.
two-phase
Kerberos (Active Directory) - Certificates - Preshared key
AH
Layer Two Tunneling Protocol (L2TP)
38. IPsec by default operates in ______ mode - which is used to provide end-to-end security between computers.
data authentication
Anti-replay protection
simpler to configure
transport
39. The main advantage of using Connection Security Rules is that they are ______.
simpler to configure
Active Directory domain
A filter action
two-phase
40. You can configure IPsec to verify that each packet received is unique and not duplicated. This describes what?
AH
ESP
Data authentication - Encryption
Anti-replay protection
41. ______ provides data encryption - data origin authentication - data integrity - and anti-replay protection for the ESP payload.
AH
ESP
IPsec Policies
Kerberos
42. 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?
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.
Data origin authentication
Encryption
tunnel