Real4Prep JN0-348 Dumps PDF - 100% Passing Guarantee
JN0-348 Braindumps Real Exam Updated on Feb 10, 2022 with 95 Questions
Test Objectives: What Does It Cover?
In summary, JN0-348 exam is meant to give painstaking coverage of the certification concepts by following the recommended curriculum. And to achieve this, it focuses on the following concepts:
- Spanning Tree;
- Layer 2 Security;
- Protocol Independent Routing;
- High Availability;
- OSPF;
- Tunnels;
The Juniper JN0-348 is the qualifying exam for the Juniper Networks Certified Internet Specialist - Enterprise Routing and Switching (JNCIS-ENT) certification. It validates IT specialists with intermediate-level knowledge required to implement routing and switching concepts in the Juniper Junos.
NEW QUESTION 54
Referring to the exhibit, the local router should have an IS-IS adjacency with a neighboring router, but the adjacency never establishes correctly.
What should you do to solve the problem?
- A. Disable level 1 for the interfaces.
- B. Disable level 2 for the interfaces.
- C. Change the local IS-IS area ID to 49.0002.
- D. Disable wide metrics.
Answer: C
NEW QUESTION 55
You disconnected a switch from the Virtual Chassis, but the disconnected switch's member ID is still displayed in the status output.
Which operational command is used to remove the disconnected member?
- A. request virtual-chassis recycle
- B. request virtual-chassis renumber member-id 3 new-member-id 2
- C. request virtual-chassis reactivate
- D. request virtual-chassis vc-port delete pic-slot 2 port 0
Answer: A
NEW QUESTION 56
Click the Exhibit button. Your router is configured to peer with your ISP's router using BGP. You can only control your BGP configuration. Which address families are negotiated between the two BGP peers shown in the exhibit?
- A. inet-unicast inet-vpn-unicast 12vpn
- B. inet-vpn-unicast
- C. inet-unicast inet-vpn-unicast 12vpn-signaling
- D. inet-unicast
Answer: D
Explanation:
From the exhibit we see: NLRI for restart configured on peer: inet -unicast inet-vpn-unicast 12vpn But we also see: NLRI that restat is negotiaded for: inet-unicast NLRI of received end-of-rib markers: inet-unicast NLRI of all end-of-rib markers sent: inet-unicast
NEW QUESTION 57
Click the Exhibit button.
A number of reports from end users indicate that internal and external communications are intermittent and not reliable. You verified the status of the switch ports and have determined that they are up and operational. You also noticed a very high level of link bandwidth utilization on those same ports. The current topology of the affected environment is shown in the exhibit.
What would be the cause of the reported issues?
- A. A misconfigured interior gateway protocol (IGP).
- B. A lack of port-based ACLs filtering the traffic flows.
- C. A lack of a loop-prevention mechanism or protocol.
- D. A malformed route-based ACL improperly filtering traffic flows.
Answer: C
NEW QUESTION 58
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: C
NEW QUESTION 59
Exhibit.
Referring to the exhibit, Router-1 and Router-2 are failing to form an IS-IS adjacency.
What should you do to solve the problem?
- A. Change the IP subnet masks to match on the ge-0/0/2 interfaces of both routers.
- B. Remove the ISO address from ge-0/0/2 on Router-1.
- C. Change the ISO areas on the Io0 interfaces to match on both routers.
- D. Remove the overloaded statement from Router-1.
Answer: C
NEW QUESTION 60
Exhibit.
Referring to the exhibit, the local router should have an IS-IS adjacency with a neighboring router, but the adjacency never establishes correctly.
What should you do to solve the problem?
- A. Change the local IS-IS area ID to 49.0002.
- B. Disable level 2 for the interfaces.
- C. Disable wide metrics.
- D. Disable level 1 for the interfaces.
Answer: D
NEW QUESTION 61
Click the Exhibit button. A routing table contains multiple BGP routes to the same destination prefix. The route preference is the same for each route.
Referring to the exhibit, which route would be selected?
- A. route A
- B. route D
- C. route B
- D. route C
Answer: C
Explanation:
Route B with the highest local preference is preferred. See step 3 below. Understanding BGP Path Selection The algorithm for determining the active route is as follows:
https://www.juniper.net/documentation/en_US/junos12.3/topics/reference/general/routing- ptotocols-address-representation.html
NEW QUESTION 62
You are adding a new EX4300 member switch to your existing EX4300 Virtual Chassis. However, the new member is not running the same Junos version as the other members.
By default, what is the expected behavior?
- A. The new switch will be assigned a member ID and then placed in an inactive state.
- B. The new switch is not recognized by the Virtual Chassis.
- C. The Virtual Chassis will transition into a split brain situation between the existing master Routing Engine and the switch running the different version.
- D. The new switch will automatically pull the correct version from the master Routing Engine and perform the necessary upgrade.
Answer: D
NEW QUESTION 63
Exhibit.
***Exhibit is Missing***
Which configuration change Is needed for an IS-IS level adjacency between R1 and R2?
- A. Configure the Io0 family address 49.0002.0010.0042.0002.00 on R1.
- B. Configure the Io0 family ISO address 49.0010.0042.00 on R2.
- C. Enable level 2 on R1's ge-0/01 interface.
- D. Disable Level 2 on R2's ge-0/01 interface.
Answer: A
NEW QUESTION 64
Which two statements are true about OSPF not-so-stubby areas? (Choose two.)
- A. Type 5 LSAs are translated by the ASBR into Type 7 LSAs.
- B. The ASBR originates Type 7 LSA a for redistributed external routes.
- C. Type 7 LSAs are translated by the ABR into Type 5 LSAs.
- D. The ASBR originates Type 5 LSAs for redistributed external routes.
Answer: B,C
NEW QUESTION 65
Which protocol supports tunneling of non-IP traffic?
- A. GRE
- B. IPsec
- C. SSH
- D. IP-IP
Answer: A
NEW QUESTION 66
Depending on the link type, OSPF sends link state update packets to which two addresses?
(Choose two.)
- A. 224.0.0.6
- B. 224.0.0.5
- C. 224.0.0.9
- D. 224.0.0.8
Answer: A,B
Explanation:
Every time a router sends an update, it sends it to the DR and BDR on the multicast address
224.0.0.6. The DR will then send the update out to all other routers in the area, to the multicast address 224.0.0.5.
https://en.wikipedia.org/wiki/Open_Shortest_Path_First
NEW QUESTION 67
Which two characteristics are true for EBGP peerings? (Choose two.)
- A. EBGP connects peer device in the same autonomous system.
- B. EBGP peers can be connected over a multihop connection.
- C. EBGP peers must be directly connected.
- D. EBGP connect peer devices in two different autonomous systems.
Answer: B,D
NEW QUESTION 68
You are adding a new EX4300 member switch to your existing EX4300 Virtual Chassis. However, the new member is not running the same Junos version as the other members.
By default, what is the expected behavior in this scenario?
- A. The new switch is not recognized by the virtual Chassis.
- B. The virtual Chassis will transition into a brain situation between the existing master Routing Engine and the switch running the different version.
- C. The new switch will be assigned a member ID and then placed in an inactive state.
- D. The new switch will be assigned a member ID and then placed in an inactive state.
Answer: D
NEW QUESTION 69
You want to configure Layer 2 services over an IP-based tunneling mechanism between two sites. Which configuration statement is required to accomplish this task?
- A. Set interface gr-0/0/0.0 family bridge
- B. Set interfaces gr-0/0/0.0 encapsulation vlan-bridge
- C. Set interface ip-0/0/0.0 family bridge
- D. Set interface ip-00/0/0.0 encapsulation valn-bridge
Answer: B
NEW QUESTION 70
You want to provide reachability to your data center by advertising its subnet throughout your upstream peer AS. However, you do not want this prefix advertised any further.
Which BGP community value would be used to meet this requirement?
- A. no-export-subconfed
- B. no-export
- C. no-advertise
- D. 65512 - 65535
Answer: B
NEW QUESTION 71
Referring to the exhibit, which router becomes the OSPF DR when all routers are powered on at the same time?
- A. R1
- B. R2
- C. R3
- D. R4
Answer: B
NEW QUESTION 72
Which two values are used to generate a bridge ID when using STP? (Choose two.)
- A. system MAC address
- B. port identifier
- C. loopback IP address
- D. bridge priority
Answer: A,D
NEW QUESTION 73
Which statement is true about the configuration shown in the exhibit?
- A. 172.30.25.1 is the preferred next hop.
- B. The preferred next hop is 172.30.25.5.
- C. The preference for the 172.30.25.1 next hop is 5.
- D. The preference for the 172.30.25.1 next hop is 7.
Answer: B
NEW QUESTION 74
Click the Exhibit button. A number of reports from end-users indicate that internal and external communications are intermittent and not reliable.
You verified the status of the switch ports and have determined that they are up and operational.
You also noticed a very high level of link bandwidth utilization on those same ports.
The current topology of the affected environment is shown in the exhibit.
What would be the cause of the reported issues?
- A. A misconfigured interior gateway protocol (IGP).
- B. A lack of port-based ACLs filtering the traffic flows.
- C. A lack of a loop-prevention mechanism or protocol.
- D. A malformed route-based ACL improperly filtering traffic flows.
Answer: C
Explanation:
Enabling Spanning-Tree Protocol will mitigate loops, so if possible, enable Spanning-Tree Protocol on the devices in the network segment where the loop is observed.
NEW QUESTION 75
Which two sequence correctly describes the processing order of firewall filters on an EX Series switch?
(Choose tw0.)
- A. receive packet > port filter > VLAN filter > router filter
- B. router filter > VLAN filter > port filter > transmit packet
- C. port filter > VLAN filter . router filter > transmit packet
- D. receive packet > router filter > VLAN filter > port filter
Answer: A,B
NEW QUESTION 76
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Juniper JN0-348 Exam Topics:
| Section | Objectives |
|---|---|
| BGP | Describe the concepts, operation or functionality of BGP
Demonstrate knowledge of how to configure, monitor, or troubleshoot BGP
|
| High Availability | Identify the concepts, benefits, applications or requirements for high availability in a Junos OS environment
Demonstrate knowledge of how to configure, monitor, or troubleshoot high availability components
|
| Tunnels | Identify the concepts, requirements or functionality of IP tunneling
Demonstrate knowledge of how to configure, monitor or troubleshoot IP tunnels
|
| OSPF | Describe the concepts, operation or functionality of OSPF
Demonstrate knowledge how to configure, monitor or troubleshoot OSPF
|
| Spanning Tree | Describe the concepts, benefits, operation, or functionality of the Spanning Tree Protocol
Demonstrate knowledge how to configure, monitor, or troubleshoot STP and RSTP
|
| Layer 2 Security | Identify the concepts, benefits or operation of various Layer 2 protection or security features
Identify the concepts, benefits or operation of Layer 2 firewall filters
Demonstrate knowledge how to configure, monitor, or troubleshoot Layer 2 security
|
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