[Free] Download New Latest (November) Juniper JN0-690 Actual Tests 1-10

Ensurepass

QUESTION 1

Which CLI command is used to restart a software process?

 

A.

restart

B.

reboot

C.

commit

D.

reload

 

Answer: A

 

 

Explanation: To restart a process one have to use restart <process name>, reboot is not even a valid command.

 

Possible completions:

restart Restart software process

 

 

QUESTION 2

Click the Exhibit button.

 – Exhibit —

 

user@router> show chassis environment

 

Class Item Status Measurement

 

Power Power Supply A OK

 

Power Supply B Absent

 

Temp FPC 0 OK 28 degrees C / 82 degrees F

 

FPC 1 OK 27 degrees C / 80 degrees F

 

Power Supply A OK 22 degrees C / 71 degrees F

 

Power Supply B Absent

 

SSB 0 OK 30 degrees C / 86 degrees F

 

Backplane OK 22 degrees C / 71 degrees F

 

 

 

 

Routing Engine 0 OK 26 degrees C / 78 degrees F

 

Routing Engine 1 Testing

 

Fans Rear Fan OK Spinning at normal speed

 

Front Upper Fan OK Spinning at normal speed

 

Front Middle Fan OK Spinning at normal speed

 

Front Bottom Fan OK Spinning at normal speed

 

Misc Craft Interface OK

 – Exhibit —

 

Referring to the exhibit, which two statements are true about the chassis? (Choose two.)

 < /p>

A.

Power Supply B is not installed in the system.

B.

Power Supply B is installed in the system but has failed.

C.

Routing Engine 1 has failed.

D.

Routing Engine 1 is installed in the system but is still initializing.

 

Answer: AD

 

 

QUESTION 3

Two neighboring routers running OSPF were configured with the same router ID by mistake.

 

Which OSPF operational mode command would report the number of hello packets received with the local router’s router ID?

 

A.

show ospf route

B.

show ospf log

C.

show ospf statistics

D.

show ospf io-statistics

 

Answer: C

 

 

QUESTION 4

 

Which process is responsible for managing interface devices on the system?

 

A.

chassis daemon

B.

device control daemon

C.

routing protocol process

D.

management daemon

 

Answer: B

 

 

QUESTION 5

Which two tools would be used to troubleshoot BGP peering problems? (Choose two.)

 

A.

traceoptions

B.

the monitor traffic interface command

C.

the inet.3 routing table

D.

the link-state database

 

Answer: AB

 

 

QUESTION 6

Using Virtual Router Redundancy Protocol (VRRP), you want to statically force the priorities of the master and backup routers. Which priority would you set on the master router?

 

A.

0

B.

1

C.

128

D.

254

 

Answer: D

 

 

QUESTION 7 – Exhibit —

 

 

 

 

Local traffic capture on r1:

 

Address resolution is OFF.

 

Listening on ge-5/3/0.0, capture size 1514 bytes

 

22:16:33.610374 Out IP (tos 0xc0, ttl 1, id 34562, offset 0, flags [none], proto: OSPF (89), length: 76) 10.1.2.1 > 224.0.0.5: OSPFv2, Hello, length 56 [len 44]

 

Router-ID 1.1.1.1, Backbone Area, Authentication TypE. none (0)

 

Options [External, LLS]

 

Hello Timer 10s, Dead Timer 40s, Mask 255.255.255.252, Priority 128

 

LLS: checksum: 0xfff6, length: 3

 

Extended Options (1), length: 4

 

Options: 0x00000001 [LSDB resync]

 

[edit]

 

user@r1# run show ospf interface

 

Interface State Area DR ID BDR ID Nbrs

 

ge-5/3/0.0 PtToPt 0.0.0.0 0.0.0.0 0.0.0.0 0

 

lo0.1 DR 0.0.0.0 1.1.1.1 0.0.0.0 0

 

[edit]

 

user@r1# run show ospf neighbor

 ————————————————————————

 

Local traffic capture on r2:

 

Address resolution is OFF.

 

Listening on ge-5/3/1.0, capture size 1514 bytes

 

22:16:42.238030 Out IP6 (class 0xc0, hlim 1, next-header: OSPF (89), length: 36) fe80::6687:88ff:fe6c:6769 > ff02::5: OSPFv3, Hello, length 36

 

 

 

 

Router-ID 2.2.2.2, Backbone Area

 

Options [V6, External, Router]

 

Hello Timer 10s, Dead Timer 40s, Interface-ID 0.0.0.1, Priority 128

 

Neighbor List:

 

user@r2# run show ospf interface

 

OSPF instance is not running

 – Exhibit —

 

Click the Exhibit button.

 

Referring to the exhibit, routers r1 and r2 are connected to each other by interfaces ge- 5/3/0 and ge-5/3/1 respectively. They do not become OSPF neighbors.

 

Which two statements are true? (Choose two.)

 

A.

r1 is configured for OSPFv3.

B.

r1 is configured for OSPFv2.

C.

r2 is configured for OSPFv2.

D.

r2 is configured for OSPFv3.

 

Answer: BD

 

 

QUESTION 8

Click the Exhibit button.

 – Exhibit —

 

[edit]

 

user@router# show interfaces

 

ge-1/1/2 {

 

vlan-tagging;

 

unit 100 {

 

 

 

 

vlan-id 100;

 

family inet {

 

address 192.168.0.1/30;

 

}

 

}

 

}

 

lo0 {

 

unit 0 {

 

family inet {

 

address 10.10.10.1/32;

 

}

 

}

 

}

 

[edit]

 

user@router# show protocols ospf

 

area 0.0.0.0 {

 

interface ge-1/1/2.0 {

 

interface-type p2p;

 

metric 250;

 

}

 

interface lo0.0;

 

}

 

[edit]

 

user@router# run show ospf interface

 

Interface State Area DR ID BDR ID Nbrs

 

 

 

 

lo0.0 DR 0.0.0.0 10.10.10.1 0.0.0.0 0

 

[edit]

 

user@router#

 – Exhibit —

 

Referring to the exhibit, why does only the loopback interface appear in the show ospf interface output?

 

A.

The interface-type is not configured properly on the ge-1/1/2 interface.

B.

The incorrect logical unit for the ge-1/1/2 interface is configured under the OSPF hierarchy.

C.

The ge-1/1/2 interface is configured under the wrong OSPF area.

D.

The metric configured on ge-1/1/2 is not valid.

 

Answer: B

 

 

QUESTION 9

Which three steps are involved in troubleshooting any problem? (Choose three.)

 

A.

Reboot the device.

B.

Clearly define the problem.

C.

Outline the expected behavior.

D.

Determine who made the changes.

E.

Isolate the problem.

 

Answer: BCE

 

 

QUESTION 10

Which two actions are required when performing a unified in-service software upgrade (ISSU)? (Choose two.)

 

A.

You must enable nonstop active routing (NSR).

B.

You must enable graceful Routing Engine switchover (GRES).

C.

You must disable graceful Routing Engine switchover (GRES) if the Layer 2 Control

 

 

 

 

Protocol is in use.

D.

You must disable nonstop bridging (NSB) if the Layer 2 Control Protocol is in use.

 

Answer: AB

 

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