Juniper JN0-348 Ebook 2021

NEW QUESTION 1
Which statement is true when using LAGs with an EX4300?

• A. Speeds on member links can differ.
• B. Member links must be contiguous.
• C. Half duplex is supported on the LAG.
• D. You can have up to 16 member links per LAG.

Answer: D

NEW QUESTION 2
Which statement is correct about 13 IS link state PDUs?

• A. They are used to maintain link slid.: database synchronization
• B. They are used to establish adjacencies
• C. They are used to build the link state database.
• D. They are used to determine whether the neighbors are Level 1 or Level 2

Answer: C

NEW QUESTION 3
Which OSPF packet type is sent when an OSPF router detects its database is state?

• A. Database description
• B. Hello
• C. Link-state acknowledgment
• D. Link-state request

Answer: D

NEW QUESTION 4
Which two characteristics are true for EBGP peerings? (Choose two.)

• A. EBGP peers must be directly connected.
• B. EBGP connects peer device in the same autonomous system.
• C. EBGP connect peer devices in two different autonomous systems.
• D. EBGP peers can be connected over a multihop connection.

Answer: CD

NEW QUESTION 5
Exhibit.

Referring to the exhibit, which statement is correct?

• A. The ge-0/0/15 interface is using the default port cost.
• B. This switch has a bridge priority of 8k.
• C. This switch is currently blocking all traffic.
• D. The ge-0/0/9 interface is using the default interface priority value.

Answer: A

NEW QUESTION 6
Click the Exhibit button.

Based on the output shown in the exhibit, which statement is correct?

• A. This switch has been elected as the root bridge
• B. This switch has a bridge priority of 32k
• C. The ge-0/0/15 interface is using the default port cost
• D. The ge-0/0/9 interface is using the default priority value

Answer: A

NEW QUESTION 7
Click the Exhibit button.

Referring to the output shown in the exhibit, which two statements are true?

• A. The route is active
• B. The route is not active
• C. The route is a generate route
• D. The route is an aggregate route

Answer: AC

NEW QUESTION 8
Which two sequences correctly describe the processing order of firewall filters on an EX Series switch? (Choose two.)

• A. router filter > VLAN filter > port filter > transmit packet
• B. port filter > VLAN filter > router filter > transmit packet
• C. receive packet > port filter > VLAN filter > router filter
• D. receive packet > router filter > VLAN filter > port filter

Answer: BD

NEW QUESTION 9
Which device is used to separate collision domains?

• A. Switch
• B. Router
• C. Hub
• D. firewall

Answer: A

NEW QUESTION 10
Exhibit.

Which statement is true about the configuration shown in the exhibit?

• A. The preferred next hop is 172.30.25.5.
• B. The preference for the 172.30.25.5.1 next hop is 7.
• C. The preference for the 172.30.25.1 next hop is 5.
• D. 172.30.25.5.1 is the preference next hop.

Answer: A

NEW QUESTION 11
Which statement is true about IP-IP tunnels?

• A. The time-to-live value of the original packet Is decremented.
• B. IP-IP tunnels are protocol agnostic.
• C. The packet is encapsulated unchanged before entering the tunnel
• D. The packet header is replaced before entering the tunnel

Answer: C

NEW QUESTION 12
Exhibit.

Which two statement are correct? (Choose two.)

• A. Router a sends routers learned from Router E to Router B, Router C, and Router D.
• B. Router A does not send routes learned from Router D to Router B and Router C.
• C. Router A sends routers learned from Router D to Router B and router C.
• D. Router A does not send routers learned from Router E to Route B, Router C, and Router D.

Answer: AB

NEW QUESTION 13
Your network is configured with dynamic inspection (DAI) using the default for all the DHCP and ARP related configurations> You just added a new device connected to a trunk port and configured it to obtain an IP address using DHCP.
Which two statements are correct in this scenario? (Choose two.)

• A. The DHCP server assign the IP addressing information to the new device.
• B. DAI validates the ARP packets for the new device against the DHCP snooping database.
• C. The SRP request and response packets for the new device will bypass DAI.
• D. DHCP snooping adds the DHCP assigned IP address for the device to its database.

Answer: AD

NEW QUESTION 14
Which static route next-hop value indicates that the packet will be silently dropped?

• A. Resolve
• B. Discard
• C. Reject
• D. Next-table

Answer: B

NEW QUESTION 15
Exhibit.

In the exhibit, each IP subnet in the network is associated with a unique VLAN ID Which action wilt ensure that Host C will communicate with host A and Host B?

• A. Configure an IRB interface for each VLAN and associate it with its corresponding VLAN
• B. Configure all switch ports connecting to the host devices as access ports associated with a common VLAN.
• C. Configure a port-based ACL that permits inter-VLAN routing for all configured VLANs.
• D. Configure all switch ports connecting to the host devices as trunk ports associated with all VLANS.

Answer: B

NEW QUESTION 16
Exhibit.

Which two statements are correct? (Choose two.)

• A. The ge-0/010 interface will not participate in the RSTP topology.
• B. This device must be selected as the root bridge.
• C. The ge-0/0/13 interface will be selected as the forwarding interface.
• D. The ge-0/0/10 interface will be part of the RSTP topology but will block incoming BPDUs.

Answer: AC

NEW QUESTION 17
Exhibit.

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. DROther routers will not form a full adjacency with each other.
• B. The two routers must both be configured as DR routers.
• C. The interface-type is not configured as p2p.
• D. The two routers must be configured in different areas.

Answer: A

NEW QUESTION 18
What are two characteristics of OSPF ABRs? (Choose two.)

• A. ABRs transmit routing information between the backbone and other areas.
• B. ABRs cannot be part of the backbone and another area at the same time.
• C. ABRs inject information from outside the OSPF domain.
• D. ABRs link two OSPF areas

Answer: AD

NEW QUESTION 19
Which statement about configuring persistent MAC learning is correct?

• A. Persistent MAC learning can be configured on access mode interfaces.
• B. Persistent MAC learning flushes dynamically learned MAC addresses on reboots.
• C. Persistent MAC learning cannot be configured on redundant trunk groups.
• D. Persistent MAC learning requires 802.1 X authentication.

Answer: A

NEW QUESTION 20
Exhibit.

Your switches are managed using Junos Space Network Director. You want to secure the switches using a Network Director filter profile. A filter profile containing one term shown In the exhibit is deployed to ports on managed devices.
Which traffic will be accepted by the filter?

• A. Traffic containing a destination MAC of 02:85:05:00:00:00/24 will be accepted.
• B. All traffic will be accepted.
• C. Traffic containing a source MAC of 02:85:05:00:00:00/24 will be accepted.
• D. No traffic will be accepted.

Answer: C

NEW QUESTION 21
Which Junos feature allows you to combine multiple interface into a single bundle?

• A. VRRP
• B. Virtual Classis
• C. LAG
• D. NSB

Answer: C

NEW QUESTION 22
Which protocol prevents loops and calculates the best path through a switched network that contains redundant paths?

• A. VRRP
• B. STP
• C. DHCP
• D. IS-IS

Answer: B

NEW QUESTION 23
Which two statements about DHCP snooping are correct? (Choose two.)

• A. DHCP snooping inspects all DHCP packets on untrusted ports.
• B. DHCP snooping uses ARP to add statically defined IP addresses to its database.
• C. The DHCP database maps IP addresse
• D. MAC addresses, and the associated VLAN.
• E. By default, the Junos OS treats access ports as trusted and trunk ports as untrusted.

Answer: AC

NEW QUESTION 24
Exhibit.

Click the Exhibit button Referring to the exhibit, what will be the IS-IS adjacency result of the configurations?

• A. A level 1 and level 2 IS-IS adjacency will form
• B. A level 2 IS4S adjacency will form
• C. No IS-IS adjacencies will form
• D. A level 1 IS-IS adjacency will form

Answer: C

NEW QUESTION 25
When electing a DIS in an IS-IS network, what is used to break a priority tie?

• A. highest router ID
• B. highest MAC address
• C. lowest MAC address
• D. lowest router ID

Answer: B

NEW QUESTION 26
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