[Jan 14, 2023] Valid JN0-349 Test Answers & JN0-349 Exam PDF [Q48-Q68]

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[Jan 14, 2023] Valid JN0-349 Test Answers & JN0-349 Exam PDF

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NEW QUESTION 48
You manage the layer 2 network shown in the exhibit, You experience a failure on the ge-0/0/0
link between Swicth-1 and Switch-2.
Which statement is correct about expected behavior?

Switch-2 will remove itself from the RSTP topology.

Swicth-2’s ge0/0/2 port role and state will transition to root and forwarding.

Switch-2 will become the root bridge for a separate RSTP topology.

Switch-2’s ge0/0/2 port role and state will remain as designated and forwarding.

NEW QUESTION 49
Exhibit.

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

Both the add-community and local-pref import policies will be evaluated routes are learned from neighbor 172.30.2.1.

Only the local -pref import will be evaluated when routes are learned neighbor 172.301.1.

No import policy will be evaluated when routes are learned from neighbor 172.30.2.1.

Only the add-community import policy will be evaluated routers are learned neighbor 172.30.1.1.

NEW QUESTION 50
Which two statements are true about high availability on Junos devices? (Choose two.)

BFD is faster at detecting failures than default GRE or OSPF timers.

NSR is independent of helper routers to assist the routing platform in restoring routing protocol
information.

NSR is dependent on helper routers to assist the routing platform in restoring routing protocol
information.

BFD is slower at detecting failures than default GRE or OSPF timers.

NEW QUESTION 51
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?

Remove the overloaded statement from Router-1.

Change the IP subnet masks to match on the ge-0/0/2 interfaces of both routers.

Remove the ISO address from ge-0/0/2 on Router-1.

Change the ISO areas on the Io0 interfaces to match on both routers.

NEW QUESTION 52
What are two characteristics of IS-IS CSNPs? (Choose two.)

IS-IS CSONs contains header information for all link-state PDUs.

IS-IS CSPNs are used to request a copy of a missing link state PDU.

IS-IS CSPNs are used to maintain the link-state database synchronization.

IS-IS CSPNs contain header information for specific requested link-state PDUs.

NEW QUESTION 53
What are three well-known mandatory BGP attributes? (Choose three.)

community

AS path

local preference

origin

next hop

NEW QUESTION 54
What are two advantages of a point-to-point OSPF adjacency? (Choose two.)

Only a DR is elected.

No type 1 LSAs are generated.

No Type 2 LSAs are generated.

There are quicker neighbor establishment.

NEW QUESTION 55
Which mechanism is used to share routes between routing tables?

RIB groups

routing instances

forwarding instances

filter-based forwarding

NEW QUESTION 56
Which two sequences correctly describe the processing order of firewall filters on an EX Series switch? (Choose two.)

router filter > VLAN filter > port filter > transmit packet

port filter > VLAN filter > router filter > transmit packet

receive packet > port filter > VLAN filter > router filter

receive packet > router filter > VLAN filter > port filter

NEW QUESTION 57
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.)

virtual routing and forwarding

virtual router

forwarding

virtual switch

NEW QUESTION 58
Which two sequences correctly describe the processing order of firewall filters on an EX Series
switch? (Choose two.)

router filter > VLAN filter > port filter > transmit packet

port filter > VLAN filter > router filter > transmit packet

receive packet > port filter > VLAN filter > router filter

receive packet > router filter > VLAN filter > port filter

NEW QUESTION 59
When configuring firewall filters, which function does the interface-specific parameter enable on an EX Series switch?

The interface-specific parameter is required to configure port-specific counters.

The interface-specific parameter is required to configure VLAN-specific counters.

The interface-specific parameter is required to configured VLAN-based filters.

The interface-specific parameter is required to configured port-based firewall filters.

NEW QUESTION 60
You are enabling dynamic ARP inspection on an EX4300 switch Which service is enabled by default in this scenario?

DHCP snooping

persistent MAC learning

MAC limiting

IP Source Guard

NEW QUESTION 61
Exhibit.

Referring to the exhibit, which statement is correct?

The ge-0/0/15 interface is using the default port cost.

This switch has a bridge priority of 8k.

This switch is currently blocking all traffic.

The ge-0/0/9 interface is using the default interface priority value.

NEW QUESTION 62
Which static route next-hop value indicates that the packet will be silently dropped?

resolve

discard

reject

next-table

NEW QUESTION 63
Exhibit.

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

The preferred next hop is 172.30.25.5.

The preference for the 172.30.25.5.1 next hop is 7.

The preference for the 172.30.25.1 next hop is 5.

172.30.25.5.1 is the preference next hop.

NEW QUESTION 64
What are two benefits of 802.3ad link aggregation? (Choose two)

It increases bandwidth

It ensures symmetrical paths

It simplifies interface configuration.

It creates physical layer redundancy.

NEW QUESTION 65
Which statement is correct about trunk ports?

Trunk ports mast have an IRB assigned to accept VLAN tagged traffic

By default, trunk ports accept only VLAN tagged traffic

By default, a trunk port can have only a single VLAN assigned

Trunk ports must have an IRB assigned to accept untagged traffic.

NEW QUESTION 66
Which statement is correct about the ISO NET address shown in the exhibit?

The authority and format identifier (AFI) is 00.

The area identifier is 0001.

The system identifier is 6800.1001.00.

This is not a valid NET address.

NEW QUESTION 67
Which statement is true about IP-IP tunnels?

Intermediate devices must have a route to the destination address of the traffic being tunneled.

Intermediate devices must have a route to both the tunnel source address and the tunnel destination address.

Intermediate devices must have a route to the tunnel destination address but do not require a route to the tunnel source address.

Intermediate devices must have a route to the tunnel source address but do not require a route to the tunnel destination address.

NEW QUESTION 68
Click the Exhibit button.

You want to prevent rogue BPDUs from lab devices reaching the internal through the Lab_Switch device.
Referring to the exhibit, what should be done to accomplish this task?

Configure the three lab ports as edge ports

Configure an input filter on interface xe-0/2/0 to discard the RSTP packets

Configure the three lab ports under the protocols layer2-control bpdu-block hierarchy on the switch

Configure protocols rstp with the bpdu-block-on-edge parameter for interface xe-0/2/0

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[Jan 14, 2023] Valid JN0-349 Test Answers & JN0-349 Exam PDF [Q48-Q68]

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