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Juniper Junos Troubleshooting Sample Questions:

1. By default, in which table are OSPF routes stored on a Junos device?

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

2. Which two statements are true regarding BGP path MTU discovery? (Choose two.)

A) BGP path MTU discovery must be configured on every router along the path.
B) BGP path MTU discovery alleviates fragmentation problems.
C) BGP path MTU discovery provides the most efficient use of link bandwidth.
D) BGP path MTU discovery can be enabled only for IBGP sessions.

3. A technician has reported an alarm on your device running the Junos OS. You suspect it is due to the temperature in the rack. Which two commands will confirm your suspicion? (Choose two.)

A) show chassis environment
B) show chassis hardware
C) show chassis alarms
D) show chassis firmware

4. You have been asked to troubleshoot an interface that is flapping.
Which three tools would you use to isolate the cause? (Choose three.)

A) loopback interface testing
B) show interfaces
C) syslog messages
D) ping utility
E) PFE statistics

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

A) the link-state database
B) the monitor traffic interface command
C) the inet.3 routing table
D) traceoptions

Solutions: