JN0-691 Exam Questions

Which command would be used to clear stuck user sessions?

Which route would a packet destined to 192.168.14. take?

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? (Choos...

You have configured a LAG and are now enabling LACP on the ae0 interface. You have configured and committed the configuration as shown in the exhibit. However, the exhibit also sho...

You are asked to provide an audit trail for all user activity on your Junos device. Which syslog configuration statement accomplishes this task?

Referring to the exhibit, which statement is true about transit traffic sent to 2.2.2.2? user@R1> show route 2.2.2.2 user@R1> show route forwarding-table destination 2.2.2.2 Routin...

Which two tools will help determine the path of a routing loop? (Choose two.)

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

Which two commands help to identify traffic drops due to oversubscription? (Choose two.)

Which operational CLI command would you use to display information about the system and software processes?

You are notified about a router reboot event. Which command would be helpful in determining the reason for the last reboot?

You suspect that your router is missing the .0/24 routes for your local network. You first want to look for the routes on the control plane before troubleshooting the data plane. W...

What is the name of the routing protocol process on a Junos OS device?

Referring to the exhibit, which counter indicates a possible denial of service attack? user@R1> show pfe statistics traffic Packet Forwarding Engine traffic statistics: Input packe...

Your device running the Junos OS has become slow and you obtain frequent errors when you try to make changes. Referring to the exhibit, which three actions would resolve the proble...

You are asked to configure a LAG. You configure and commit the configuration as shown in the exhibit. When verifying your ae0 interface, you encounter the following error: [edit] u...

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

Which command is useful in testing the correct operation of an SNMP configuration toward an NMS?

Referring to the exhibit, which two statements are true about the chassis? (Choose two.) user@router> show chassis environment Class Item Status Measurement Power Power Supply A OK...

You have enabled graceful Routing Engine switchover (GRES). During verification, you switched mastership and all interfaces went down. Referring to the output shown in the exhibit,...

Which two features would be deployed to prevent DoS attacks? (Choose two.)

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...

Referring to the exhibit, which Junos OS process was the last one to start? user@router> show system processes extensive last piD. 4160; load averages: 0.13, 0.08, 0.07 up 2+02:47:...

In the Junos OS, which type of file dumps the program's environment in the form of memory pointers, instructions, and register data to a file in the event of a panic or other serio...

During the boot of your MX480, you see the output shown in the exhibit. Which three statements are true? (Choose three.) =================== Bootstrap installer starting ==========...

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

Which operational CLI command would you use to troubleshoot hardware-related problems?

Which two statements are correct about the show ospf route and the show route protocols ospf commands? (Choose two.)

Which three statements are correct about rpd related troubleshooting on devices running the Junos OS? (Choose three.)

Which operational command would be used to display diagnostic data and alarms for 1/10/100 Gigabit Ethernet optical transceivers?

A customer operates a multi-vendor production network. They report that LSAs are aging out on Junos devices. Which OSPF parameter must be tuned to prevent this behavior?

You are asked to configure traceoptions to capture all general events for rpd. Which configuration statement accomplishes this task?

Referring to the exhibit, which statement is true? user@host > show chassis craft-interface Front Panel System LEDs: Routing Engine 0 1 -------------------------- OK * . Fail . * M...

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

A new SNMP session has recently been implemented on this router and is experiencing problems sending and receiving SNMP information. Referring to the exhibit, which two problems ar...

Which three statements are true about performing an ISSU on a Junos device? (Choose three.)

Referring to the exhibit, which two OSPF adjacency problems are present? (Choose two.) May 20 22:27:04.010297 OSPF rcvd Hello 192.168.0.2 -> 224.0.0.5 (ge- 1/1/2.0 IFL 343 area 0.0...

Which two Junos OS commands are helpful in confirming whether an Object Identifier (OID) has recorded the correct data? (Choose two.)

Referring to the exhibit, which two behaviors are expected if User B sends a frame with a destination MAC address of 00:26:88:02:74:88? (Choose two.)

What are three physical interface properties? (Choose three.)

What are three valid types of boot media on a Junos device? (Choose three.)

You must verify end-to-end connectivity within your network. Which two troubleshooting tools meet this objective? (Choose two.)

You must prepare a list of files that can be deleted to recover space on a Junos device. Which command will accomplish this task?

Which two statements are true about SNMPon a Junos device? (Choose two.)

What information would be learned by reviewing the output from theshow system uptimecommand? (Choose three.)

What information would be seen in the output of the show chassis environment command? (Choose two.)

Which two statements are true about the Junos chassis daemon? (Choose two.)

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

You want to reset all the PFE components with graceful Routing Engine switchover (GRES) disabled on the system. Which command should you use?

Which statement is correct about troubleshooting?