Free Juniper JN0-280 Exam Dumps Questions & Answers

Which two statements are correct about aggregated Ethernet bundles? (Choose two.)

• A.  You must specify which interfaces are members of a specific aggregated Ethernet bundle.
• B.  You must purchase a services license for the chassis to support aggregate Ethernet interfaces.
• C.  You must enable LACP when configuring aggregated Ethernet bundles.
• D.  You must enable the chassis to support aggregated Ethernet interfaces.

In the Junos OS, what is the default behavior of a switch when it receives a frame with an unknown destination MAC address?

• A.  It floods the frame out of all ports except the one it was received on.
• B.  It sends the frame to its default gateway.
• C.  It buffers the frame until the MAC address can be learned.
• D.  It discards the frame.

Which three actions are required to implement filter-based forwarding? (Choose three.)

• A.  You must create a RIB group.
• B.  You must create a match filter.
• C.  You must create an instance-type vrf routing instance.
• D.  You must create an instance-type forwarding routing instance.
• E.  You must create a security policy.

Referring to the exhibit, which statement is true?

• A.  BFD only records a syslog message if three BFD packets are missed.
• B.  BFD will bring down the BGP session if no BFD packets are received for 2700 seconds.
• C.  BFD will bring down the BGP session if no BFD packets are received for 2700 milliseconds.
• D.  BFD packets are being sent every second.

How can OSPF be configured to prefer one route over another?

• A.  By adjusting interface bandwidth.
• B.  By setting a higher cost on the preferred route.
• C.  By setting a lower cost on the preferred route.
• D.  By configuring route redistribution.