JN0-281

Which two statements describe an OSPF ABR? (Choose two.)A . By default, an ABR does not need to have any links in the backbone area.B . By default, an ABR is an OSPF router with links in two areas.C . By default, an ABR is an OSPF router with all...

In OSPF, which command is commonly used to monitor neighbor relationships?A . show ip ospf neighborsB . show ospf databaseC . show ip route ospfD . show ospf interfacesView AnswerAnswer: A

What is a VLAN?A . A local network using only virtual machinesB . A broadcast domain, identified by a VLAN IDC . A multicast domain, identified by a VLAN IDD . A broadcast domain, using only virtual machinesView AnswerAnswer: B

What is an advantage of using BFD?A . BFD is so lightweight that each protocol will generate its own unique BFD session by default, to replace its own hello messages.B . BFD built to handle the routing table of the entire Internet, and can safely redistribute it into OSPF.C ....

Referring to the exhibit, which statement is correct? A . The ge-0/0/0 interface has been explicitly assigned to a VLAN named default.B . The default VLAN is a user defined VLAN name.C . The asterisk indicates that the interface is active.D . The ge-0/0/12 interfaces is an access port.View AnswerAnswer:...

Under which Junos hierarchy is a static route configured?A . systemB . routing-instancesC . routing-optionsD . protocolsView AnswerAnswer: C

EVPN/VXLAN is primarily used in modern data centers to:A . Increase the physical distance between data centers.B . Provide Layer 2 connectivity over a Layer 3 network.C . Replace traditional routing protocols.D . Enhance the physical security of the data center.View AnswerAnswer: B

What is the primary purpose of MAC address filtering on a switch?A . To control the flow of encrypted data.B . To limit the rate of incoming packets.C . To prevent unauthorized devices from accessing the network.D . To distribute traffic evenly across multiple links.View AnswerAnswer: C

What is the primary difference between IBGP and EBGP?A . The way they advertise routesB . The administrative distanceC . The use of AS_PATH attributeD . The requirement for a full mesh topologyView AnswerAnswer: B

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 discards the frame.B . It floods the frame out of all ports except the one it was received on.C . It sends the frame to...