JN0-280 exam

What does filter-based forwarding in networking typically allow?A . Forwarding decisions based on MAC addressesB . Load balancing across multiple CPUsC . Routing decisions based on extended criteria like packet headersD . Aggregation of multiple routes into a single entryView AnswerAnswer: C

With regards to graceful restart, which two statements are true? (Choose two.)A . A supported routing protocol, such as BGP, must be operational for graceful restart to work.B . NSR must be enabled for graceful restart to work.C . Dual routing engines are required for graceful restart to work.D ....

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

What is the main advantage of using an Overlay Network in a data center?A . It simplifies physical network design by allowing multiple virtual topologies over it.B . It replaces the need for physical network infrastructure.C . It offers higher physical bandwidth capacity.D . It provides direct Internet access to...

In the context of Layer 2 switching, what does RSTP stand for?A . Rapid Spanning Tree ProtocolB . Routing Switch Transport ProtocolC . Redundant Switching Tree ProtocolD . Resilient Switching Transport ProtocolView AnswerAnswer: A

In the context of Ethernet bridging on Junos devices, what is the purpose of the Spanning Tree Protocol (STP)?A . To prevent routing loops.B . To provide a mechanism for VLAN tagging.C . To prevent Layer 2 switching loops.D . To filter MAC addresses.View AnswerAnswer: C

VLANs help in reducing which of the following? (Choose two)A . Collision domainsB . Broadcast domainsC . Routing complexityD . Encryption requirementsView AnswerAnswer: AB

What is the function of the 'Weight' attribute in BGP, and where is it used in the route selection process?A . It is used to prioritize routes received from different EBGP peers and is considered before the AS_PATH attribute.B . It determines the stability of a route and is checked...

In OSPF, what is the function of the Link-State Database (LSDB)?A . To store OSPF routing tables.B . To maintain a list of OSPF neighbors.C . To keep the topology structure of the network.D . To log changes in network topology.View AnswerAnswer: C

What does the “qualified-next-hop” feature do when configuring a static route?A . It allows you to specify an independent route preference value for an additional next hop.B . It specifies the IP address of the directly connected device.C . It instructs the device to verify the next-hop is reachable before...