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The Juniper JN0-349 certification exam is a specialist-level certification that is designed for IT professionals who specialize in enterprise routing and switching. The exam evaluates the candidate's knowledge and skills in advanced networking technologies and their ability to configure and troubleshoot Junos OS devices. Passing the exam earns the candidate the Juniper JNCIS-ENT certification, which is a valuable credential for IT professionals who want to advance their careers in the enterprise networking domain.
The Juniper JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT) exam is an excellent way for network administrators to validate their skills and knowledge of Juniper Networks technology. This certification is highly recognized in the industry and can open up many opportunities for career advancement. With the right preparation and dedication, passing the JN0-349 exam and earning the JNCIS-ENT certification is achievable.
NEW QUESTION # 36
Click the Exhibit button.
You have configured OSPF routing as shown in the exhibit. You notice that all interfaces have formed full adjacencies, with the exception of the interfaces connecting R3 and R4 with a status of 2Way.
What is the reason for this status?
- A. The two routers must be configured in different areas.
- B. DROther routers will not form a full adjacency with each other.
- C. The interface-typeis not configured as p2p.
- D. The two routers must both be configured as DR routers.
Answer: B
NEW QUESTION # 37
Click the Exhibit button.
Referring to the exhibit, what will be the IS-IS adjacency result of the configurations?
- A. A level 1 IS-IS adjacency will form.
- B. A level 2 IS-IS adjacency will form.
- C. No IS-IS adjacencies will form.
- D. A level 1 and level 2 IS-IS adjacency will form.
Answer: C
NEW QUESTION # 38
Which two statements about DHCP snooping are correct? (Choose two.)
- A. DHCP snooping uses ARP to add statically defined IP addresses to its database.
- B. The DHCP database maps IP addresses, MAC addresses, and the associated VLAN.
- C. DHCP snooping inspects all DHCP packets on untrusted ports.
- D. By default, the Junos OS treats access ports as trusted and trunk ports as untrusted.
Answer: B,C
NEW QUESTION # 39
You configured a GRE tunnel that traverses a path using default MTU settings. You want to ensure that packets are not dropped of fragmented.
In this scenario, what is the maximum packet size that would traverse the GRE tunnel?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 40
You added a new ESXi host connected to port ge-0/0/1. One of the VMs configured with VLAN 10 is not reachable from any other device on the switch. To troubleshoot, you decide to verify if the VM's MAC address is learned properly under VLAN 10.
Which command would you use in this scenario?
- A. show interfaces ge-0/0/1 detail
- B. show vlans 10
- C. show ethernet-switching table vlan-id 10
- D. monitor interface ge-0/0/1
Answer: C
NEW QUESTION # 41
Referring to the exhibit, which interface is assigned the active VIP?
- A. Router A ge-0/0/2
- B. Router A ge-0/0/1
- C. Router B ge-0/0/2
- D. Router B ge-0/0/1
Answer: D
NEW QUESTION # 42
You want to configure your Junos device so that routing information from certain prefixes on a neighboring router are ignored.
What should you configure on your device?
- A. martian address
- B. vt interface
- C. firewall rule
- D. It interface
Answer: A
NEW QUESTION # 43
Exhibit.
You are attempting to set up VRRP with R1 and R2 being participating members. You want R1 to be the master router and R2 to be the backup router with the virtual router they create being at address 172.25.100.1.
The virtual router is not pinging from either User A or User B.
Referring to the exhibit, what must be done to correct the problem?
- A. A VRRP authentication type value is needed on R1 and R2.
- B. The VRRP group value on R1 and R2 must match.
- C. A VRRP policy is needed on R1 and R2.
- D. The VRRP priority value on R1 and R2 must match
Answer: B
Explanation:
Explanation
https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/priority-edit-interf
NEW QUESTION # 44
Which two statement are correct? (Choose two.)
- A. Router A does not send routes learned from Router D to Router B and Router C.
- B. Router A does not send routers learned from Router E to Route B, Router C, and Router D.
- C. Router a sends routers learned from Router E to Router B, Router C, and Router D.
- D. Router A sends routers learned from Router D to Router B and router C.
Answer: A,C
NEW QUESTION # 45
What are two benefits of 802.3ad link aggregation? (Choose two.)
- A. It creates physical layer redundancy.
- B. It increases bandwidth.
- C. It simplifies interface configuration.
- D. It ensures symmetrical paths.
Answer: A,B
NEW QUESTION # 46
You configured a GRE that traverses a path using default MTU settings. You want to ensure that
packets are not dropped or fragmented.
In this scenario. What is the maximum packet size that would traverse the GRE tunnel?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 47
You do not want any spanning tree protocols operating in your environment, and you want to ensure that no BPDUs can be introduced into the environment.
Which statement is true in this scenario?
- A. Incoming BPDUs are blocked by default if a spanning tree protocol is not operating.
- B. You must run a spanning tree protocol to block BPDUs.
- C. Incoming BPDUs can only be blocked by the root bridge.
- D. You can block BPDUs without running a spanning tree protocol using Layer 3 control.
Answer: D
NEW QUESTION # 48
You want to use filter-based forwarding (FBF) to forward traffic sourced from subnet 10.0.0.0/24 to a specific destination.
Which two routing instance types would enable you to accomplish this task? (Choose two.)
- A. virtual routing and forwarding
- B. forwarding
- C. virtual router
- D. virtual switch
Answer: B,C
NEW QUESTION # 49
Click the Exhibit button.
Why is the route shown in the exhibit hidden?
- A. The route is being rejected through an export policy.
- B. An MPLS LSP is unavailable.
- C. The router is being rejected through an import policy.
- D. The router cannot reach the protocol next hop.
Answer: C
NEW QUESTION # 50
Exhibit.
Which two statements are correct? (Choose two.)
- A. The ge-0/0/13 interface will be selected as the forwarding interface.
- B. The ge-0/0/10 interface will be part of the RSTP topology but will block incoming BPDUs.
- C. The ge-0/010 interface will not participate in the RSTP topology.
- D. This device must be selected as the root bridge.
Answer: A,C
NEW QUESTION # 51
Exhibit.
Which statement is true about the configuration shown in the exhibit?
- A. The preference for the 172.30.25.1 next hop is 5.
- B. The preferred next hop is 172.30.25.5.
- C. 172.30.25.5.1 is the preference next hop.
- D. The preference for the 172.30.25.5.1 next hop is 7.
Answer: B
NEW QUESTION # 52
Referring to the exhibit, which devices will receive the packet sent by User B?
- A. User A and User D
- B. User C and User D
- C. User C, User A, and User D
- D. User C
Answer: B
NEW QUESTION # 53
An EBGP session sources its TCP connection from which IP address?
- A. The IP address assigned as the router ID.
- B. The IP address of the preferred address assigned to the loopback interface.
- C. The IP address of the interface that connects the two BGP speakers.
- D. The IP address of the primary address assigned to the loopback interface.
Answer: C
NEW QUESTION # 54
You are asked to configure filter-based forwarding (FBF) to forward traffic sourced from a specific subnet to a webserver.
In this scenario, which mechanism is used to add interface routes to the forwarding routing instance used in FBF?
- A. forwarding policy
- B. RIB groups
- C. generated routes
- D. routing policy
Answer: B
NEW QUESTION # 55
You must limit access to a printer with a persistent DHCP address of 2001:db8:0000:50::10/64 in VLAN v50 to users assigned to VLAN v50 only.
Which action would satisfy this requirement?
- A. Implement DHCP snooping on VLAN v50 to ensure that 2001:db8:0000:50::10 is allocated properly.
- B. Implement a firewall filter on the IRB interface for VLAN v50, blocking traffic to/from 2001:db8:0000:50::10.
- C. Implement persistent MAC learning to ensure that 2001:db8:0000:50::10 is allocated properly.
- D. Implement a firewall filter on the VLAN v50, blocking traffic to/from 2001:db8:0000:50::10.
Answer: B
NEW QUESTION # 56
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The Juniper JN0-349 certification exam is a valuable credential for network professionals who want to demonstrate their expertise in enterprise routing and switching technologies. This certification validates the skills and knowledge required to configure, troubleshoot, and manage Juniper Networks devices in an enterprise environment. Candidates who pass the exam will have a deep understanding of networking concepts and hands-on experience in configuring and troubleshooting Juniper Networks devices.
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