Juniper JN0-102 Online Practice Questions and Exam Preparation

Juniper JN0-102 Online Questions & Answers

• Question 141:

  

  Referring to the exhibit, you are asked to rate-limit traffic from Web-Server to the subnet where Mal-User is located. All other traffic should be permitted. Which firewall filter configuration do you use?

  A. [edit firewall]user@router# showpolicer LIMIT-MAL-USER {if-exceeding {bandwidth-limit 400k;burst-size-limit 100k;}then discard;}familyinet {filter STOP-MAL-USER {term one {from {source-address {100.100.100.10/32;}destinationaddress {200.200.200.0/24;}}thenpolicer LIMIT-MAL-USER;}term two {then accept;}}}
  B. [edit firewall]user@router# showpolicer LIMIT-BAD-USER {if-exceeding {bandwidth-limit 400k;burst-size-limit 100k;}then discard;}familyinet {filter STOP-MAL-USER {term one {from {source-address {100.100.100.10/32;}destinationaddress {200.200.200.0/24;}}thenpolicer LIMIT-MAL-USER;}term two {then accept;}}}
  C. [edit firewall]user@router# showpolicer LIMIT-MAL-USER {if-exceeding {bandwidth-limit 400k;burst-size-limit 100k;}then discard;}familyinet {filter STOP-MAL-USER {term one {from {source-address {100.100.100.10/32;}destinationaddress {200.200.200.0/24;}}thenpolicer LIMIT-MAL-USER;}term two {then reject;}}}
  D. [edit firewall]user@router# showpolicer LIMIT-MAL-USER {if-exceeding {bandwidth-limit 400k;burst-size-limit 100k;}then discard;}familyinet {filter STOP-MAL-USER {term one {from {source-address {200.200.200.0/24;}destination-address {100.100.100.10/32;}}thenpolicer LIMIT-MAL-USER;}term two {then accept;}}}
  A. [edit firewall]user@router# showpolicer LIMIT-MAL-USER {if-exceeding {bandwidth-limit 400k;burst-size-limit 100k;}then discard;}familyinet {filter STOP-MAL-USER {term one {from {source-address {100.100.100.10/32;}destinationaddress {200.200.200.0/24;}}thenpolicer LIMIT-MAL-USER;}term two {then accept;}}}

• Question 142:

  Which statement is correct regarding IPv6 addresses?

  A. An IPv6 address consists of 128 bits separated into eight 16-bit hexadecimal sections.
  B. An IPv6 address consists of 64 bits separated into four 16-bit hexadecimal sections.
  C. An IPv6 address consists of 128 bits separated into sixteen 8-bit hexadecimal sections.
  D. An IPv6 address consists of 64 bits separated into eight 8-bit hexadecimal sections.
  A. An IPv6 address consists of 128 bits separated into eight 16-bit hexadecimal sections.

• Question 143:

  Which command is used to load the rescue configuration?

  A. load override rescue
  B. rollback rescue
  C. load replace rescue-configuration
  D. rollback 49
  B. rollback rescue

• Question 144:

  Click the Exhibit button.

  

  You are asked to create a firewall filter to count IPv6 packets that arrive with a no next header value. As shown in the exhibit, you have created and applied the count-no-header firewall filter to the ge-0/0/0 interface. The commit operation fails. What is causing this problem?

  A. The firewall term does not include inet6 in the from statement.
  B. IPv6 interfaces do not support firewall filters.
  C. The filter name must be different than the counter name.
  D. The firewall family is not correct.
  D. The firewall family is not correct.

• Question 145:

  Which command would correctly define a router's host-name?

  A. # set ip host-name
  B. > set ip host-name
  C. # set system host-name
  D. > set system host-name
  C. # set system host-name

• Question 146:

  Which operational command would you use to quickly verify the state of all interfaces?

  A. show interfaces terse
  B. show interfaces
  C. show configuration interfaces
  D. show interface status
  A. show interfaces terse

• Question 147:

  What are three valid match criteria in a firewall filter applied to a Layer 3 interface? (Choose three.)

  A. IP address
  B. MAC address
  C. protocol
  D. port
  E. session ID
  A. IP address
  C. protocol
  D. port

• Question 148:

  Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?

  A. inet.0
  B. inet.1
  C. inet.2
  D. inet.3
  C. inet.2

• Question 149:

  What is the subnet mask for the 172.45.32.6/19 address?

  A. 255.255.240.0
  B. 255.224.0.0
  C. 255.255.224.0
  D. 255.240.0.0
  C. 255.255.224.0

• Question 150:

  You are configuring a new BGP neighbor and want to view the configuration of interface ge-0/0/0.42. Which command do you use to achieve this result?

  A. [edit protocols bgp group external]user@router# set interfaces ge-0/0/0.42
  B. [edit protocols bgp group external]user@router# edit show interfaces ge-0/0/0.42
  C. [edit protocols bgp group external]user@router# top show interfaces ge-0/0/0.42
  D. [edit protocols bgp group external]user@router# show interfaces ge-0/0/0.42
  C. [edit protocols bgp group external]user@router# top show interfaces ge-0/0/0.42