JN0-281 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

In troubleshooting a Virtual Chassis setup, what is a common issue to look for?A . Incompatible software versions between member switchesB . Too many switches in a single Virtual Chassis configurationC . Use of copper cables for inter-switch connectionsD . Activation of all ports for Virtual Chassis connectionsView AnswerAnswer: A

What happens if a frame with a known destination MAC address enters a switch?A . The egress PFE performs a MAC address lookup and determines the ingress PFE and port.B . The ingress PFE sends the header information to the RE.C . The ingress PFE performs a MAC address lookup...

Bidirectional Forwarding Detection (BFD) is primarily used for:A . Encrypting data packetsB . Detecting slow links in the networkC . Quick failure detection in forwarding pathsD . Aggregating multiple linksView 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 are the different OSPF area types? (Choose two)A . Stub AreaB . Not-So-Stubby Area (NSSA)C . Default-Free ZoneD . Virtual Link AreaView 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...

What roles do the Designated Router (DR) and Backup Designated Router (BDR) play in OSPF?A . They redistribute routes between OSPF and non-OSPF networks.B . They are responsible for generating LSAs for external routes.C . They reduce the number of adjacencies on broadcast networks.D . They determine the shortest path...

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

How does a layer 2 switch populate its bridge table?A . It stores the protocol number of frames traversing the network.B . It stores both the source and destination MAC addresses of frames traversing the network.C . It stores the destination MAC address of frames traversing the network.D . It...