[Nov 14, 2024] New JN0-280 Exam Dumps with High Passing Rate
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The Juniper JN0-280 exam consists of multiple-choice questions that test the candidate’s knowledge of data center technologies. JN0-280 exam is conducted online and can be taken at any Pearson VUE testing center. JN0-280 exam is open to anyone who has a basic understanding of data center technologies and is looking to enhance their skills and knowledge in this area.
Juniper JN0-280 (Data Center, Associate (JNCIA-DC)) Certification Exam is an excellent certification program for IT professionals who wish to specialize in data center networking. Data Center, Associate (JNCIA-DC) certification program is designed to test the knowledge and skills of individuals in data center technologies and is an excellent way to demonstrate their expertise in this field. Data Center, Associate (JNCIA-DC) certification program is recognized globally and is highly respected in the IT industry, making it an excellent way for IT professionals to enhance their professional credibility and advance their careers in data center networking.
NEW QUESTION # 21
What is Integrated Routing and Bridging (IRB) primarily used for in a Junos device?
- A. For implementing security policies.
- B. To separate VLAN traffic.
- C. To provide inter-VLAN routing.
- D. For aggregating multiple interfaces.
Answer: C
NEW QUESTION # 22
What does MACsec stand for?
- A. MAC Sublayer Encryption
- B. Media Access Control Sublayer Encryption
- C. Media Access Control Security
- D. MAC Security
Answer: C
NEW QUESTION # 23
In the context of Layer 2 switching, what does RSTP stand for?
- A. Redundant Switching Tree Protocol
- B. Routing Switch Transport Protocol
- C. Resilient Switching Transport Protocol
- D. Rapid Spanning Tree Protocol
Answer: D
NEW QUESTION # 24
Which command on a router is used to view the current routing table?
- A. show routing-table
- B. check route information
- C. display ip routing-table
- D. show route
Answer: D
NEW QUESTION # 25
What is the default Junos behavior of access ports?
- A. Allow only untagged traffic
- B. Allow both tagged and untagged traffic
- C. Allow only tagged traffic
- D. Allow a maximum of 80 percent untagged traffic
Answer: A
NEW QUESTION # 26
What is the primary role of an IRB interface in a VLAN configuration?
- A. To filter VLAN traffic based on MAC addresses.
- B. To encrypt VLAN traffic.
- C. To provide a gateway for VLAN traffic.
- D. To prioritize VLAN traffic.
Answer: C
NEW QUESTION # 27
Referring to the exhibit, how many stages are in this IP fabric?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 28
Which VLAN tagging method inserts a 4-byte tag into the Ethernet frame?
- A. ISL
- B. MPLS
- C. Q-in-Q
- D. Dot1Q
Answer: D
NEW QUESTION # 29
When configuring MAC address filtering on a Junos switch, which feature is primarily used?
- A. Firewall filters
- B. RADIUS
- C. Port security
- D. Access Control Lists (ACLs)
Answer: C
NEW QUESTION # 30
Referring to the exhibit, which two statements are true? (Choose two.)
- A. The BGP group is configured to attempt an EBGP peering session with 192.168.100.1.
- B. The BGP group is configured to attempt an EBGP peering session with 192.168.100.2.
- C. The configuration will pass the commit check.
- D. The configuration will not pass the commit check.
Answer: B,D
NEW QUESTION # 31
What does filter-based forwarding in networking typically allow?
- A. Load balancing across multiple CPUs
- B. Routing decisions based on extended criteria like packet headers
- C. Forwarding decisions based on MAC addresses
- D. Aggregation of multiple routes into a single entry
Answer: B
NEW QUESTION # 32
What are two characteristics of a typical EBGP underlay fabric? (Choose two.)
- A. Each device in an EBGP fabric will be configured in its own unique private AS.
- B. An EBGP fabric relies on an IGP to advertise loopback IPs.
- C. Each device in an EBGP fabric will be configured to be part of the same private AS.
- D. An EBGP fabric does not require an IGP to advertise loopback IPs.
Answer: A,D
NEW QUESTION # 33
In the context of Ethernet bridging on Junos devices, what is the purpose of the Spanning Tree Protocol (STP)?
- A. To filter MAC addresses.
- B. To prevent Layer 2 switching loops.
- C. To prevent routing loops.
- D. To provide a mechanism for VLAN tagging.
Answer: B
NEW QUESTION # 34
In a Spine/Leaf IP-Fabric architecture, what is the primary role of the leaf switches?
- A. To manage the overall data center network.
- B. To provide direct connectivity to servers.
- C. To interconnect different data centers.
- D. To perform deep packet inspection.
Answer: B
NEW QUESTION # 35
In OSPF, how is the Router ID determined?
- A. By a manually configured value in the router configuration.
- B. By the lowest MAC address of the router.
- C. By the highest IP address on any of the router's active interfaces.
- D. By the highest loopback interface IP address.
Answer: D
NEW QUESTION # 36
Which two statements are correct about using LACP on a Junos device? (Choose two.)
- A. Both sides of the LACP session must be in active mode to exchange LACP packets on a Junos device.
- B. LACP is used to automatically add and delete interfaces from aggregated Ethernet bundles on a Junos device.
- C. One side of the LACP session must be in active mode to exchange LACP packets on a Junos device.
- D. LACP is used to monitor the status of an aggregated Ethernet bundle's member interfaces on a Junos device.
Answer: C,D
NEW QUESTION # 37
Which of the following is an important consideration when configuring BFD?
- A. Setting a very high multiplier to avoid false positives
- B. Using the same BFD interval on all devices in the network
- C. Adjusting the BFD interval and multiplier according to network needs
- D. Disabling all other failure detection mechanisms
Answer: C
NEW QUESTION # 38
Referring to the exhibit, how many broadcast domains are present in the topology?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 39
Which two statements are correct about aggregated Ethernet bundles? (Choose two.)
- A. You must enable LACP when configuring aggregated Ethernet bundles.
- B. You must specify which interfaces are members of a specific aggregated Ethernet bundle.
- C. You must purchase a services license for the chassis to support aggregate Ethernet interfaces.
- D. You must enable the chassis to support aggregated Ethernet interfaces.
Answer: B,D
NEW QUESTION # 40
In configuring load balancing on a network router, which aspect is most crucial?
- A. The number of routing tables
- B. The encryption protocol used
- C. The selection of multiple equal-cost paths
- D. The use of aggregate routes
Answer: C
NEW QUESTION # 41
What is the first route selection mechanism for IBGP?
- A. as path
- B. MED
- C. origin
- D. local preference
Answer: D
NEW QUESTION # 42
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 asterisk indicates that the interface is active.
- C. The default VLAN is a user defined VLAN name.
- D. The ge-0/0/12 interfaces is an access port.
Answer: B
NEW QUESTION # 43
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