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Question No.351

Which command configures an address of 192.168.1.1 with a mask of 255.255.255.0 on interface ge-0/0/0?

A. set ip interface ge-0/0/0 address 192.168.1.1 255.255.255.0

B. set ip interface ge-0/0/0 address 192.168.1.1/24

C. set interface ge-0/0/0 ip4 address 192.168.1.1 mask 255.255.255.0

D. set interfaces ge-0/0/0 unit 0 family inet address 192.168.1.1/24

Correct Answer: D

Explanation:

The following configuration is sufficient to get a Fast Ethernet interface up and running. By default, IPv4 Fast Ethernet interfaces use Ethernet version 2 encapsulation.

[edit]

user@host# set interfaces fe-5/2/1 unit 0 family inet address local-address

References: http://www.juniper.net/documentation/en_US/junos12.3/topics/example/interfacesconfiguring-fast- ethernet-interfaces.html

Question No.352

Which IP protocol number is assigned to TCP?

1. 4

2. 6

3. 18

4. 17

Correct Answer: B

Question No.353

What are two protocols that the Junos OS uses to archive configuration files remotely? (Choose two.)

1. SCP

2. HTTP

3. SFTP

4. FTP

Correct Answer: AD

Question No.354

You must archive log messages for an extended period of time for audit and troubleshooting purposes. Which syslog setting should you configure on the Junos device in this scenario?

1. host

2. facility

3. console

4. severity

Correct Answer: A

Question No.355

After issuing the show interfaces terse command, you notice that the status of one interface is quot;up downquot;. What does this indicate?

1. Layer 1 on the interface is up but Layer 2 is down.

2. Layer 2 on the interface is up but Layer 3 has not been configured.

3. The interface is administratively up but the link status is down.

4. The interface is up but has been administratively turned off.

Correct Answer: C

Question No.356

Which two firewall filter actions will affect a packet#39;s class-of-service setting? (Choose two.)

1. scheduler

2. queue

3. forwarding-class

4. loss-priority

Correct Answer: CD

Question No.357

Click the Exhibit button.

A customer reports that they have recently lost connectivity to a remote site over a shared architecture.

Referring to the exhibit, what is the problem?

1. The remote link is down.

2. The remote router has been powered off.

3. The authentication method or key has been changed.

4. The remote site router has been configured for OSPF.

Correct Answer: C

Question No.358

You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0.

How many usable hosts per sub-net could you create?

1. 10 hosts

2. 14 hosts

3. 12 hosts

4. 16 hosts

   Correct Answer: B

   Explanation:

   Network: 108.12.5.0/28 (Class A) Broadcast: 108.12.5.15

   HostMin: 108.12.5.1

   HostMax: 108.12.5.14

   Hosts/Net: 14

   References: http://jodies.de/ipcalc?host=108.12.5.0amp;mask1=28amp;mask2=

   Question No.359

   Host A is communicating with Host B through a Layer 2 switch. What is the highest layer that the switch will inspect the traffic in this scenario?

   1. Data Link

   2. Transport

   3. Network

   4. Session

Correct Answer: A

Question No.360

What does the quot;3quot; in Junos version 14.2R3.2 represent?

1. a single-threaded version of the Junos OS

2. a major release number

3. a minor release number

4. a service build number

Correct Answer: C

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