You accidentally configured interface so-0/0/0.0 with 1.1.1.1/32 instead of 1.1.1.1/30.
Which two solutions could you use to correct this configuration? (Choose two.)

• A.[edit] user@router# replace interface so-0/0/0.0 family inet address 1.1.1.1/32 with address 1.1.1.1/30
• B.[edit interfaces so-0/0/0.0] user@router# delete family inet address user@router# set family inet address 1.1.1.1/30
• C.[edit interfaces so-0/0/0.0] user@router# replace family inet address 1.1.1.1/32 with 1.1.1.1/30
• D.[edit interfaces so-0/0/0.0] user@router# rename family inet address 1.1.1.1/32 to address 1.1.1.1/30

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You are considering an upgrade from 19.1R1 and want to ensure that only bug fixes are included.
Which two software versions should you consider in this situation? (Choose two.)

• A.19.1R1-S2
• B.19.3R1-S1
• C.19.1R3
• D.19.3R2

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

• A.loss-priority
• B.queue
• C.scheduler
• D.forwarding-class

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What information would you find using the CLI help function? (Choose two.)

• A.explanation of traceoption events
• B.Junos technical publications
• C.tip of the day
• D.explanation of specific system log error messages

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Which step is required when performing a Junos software upgrade?

• A.You must create a user account named maintenance-user.
• B.You must reboot the device
• C.You must zeroize the device.
• D.You must load the factory default configuration

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