ベストな準備プランJN0-349試験2022年最新のJNCIS-ENT無制限95問題
注目すべき時短になるJN0-349オールインワン試験ガイド
質問 41
Click the Exhibit button.
Referring to the exhibit, why is the route for 10.5.5.5 hidden?
- A. The next hop cannot be resolved.
- B. It is a martian route.
- C. It is an L3VPN route.
- D. It has an invalid community.
正解: A
質問 42
Click the Exhibit button.
Referring to the exhibit, which configuration change is needed for an IS-IS Level 1 adjacency between R1 and R2?
- A. Enable Level 2 on R1's ge-0/0/1 interface
- B. Configure the lo0 family ISO address 49.0002.0010.0042.0002.00 on R2
- C. Configure the lo0 family ISO address 49.0002.0010.0042.0002.00 on R1
- D. Disable Level 2 on R2's ge-0/0/1 interface
正解: B
質問 43
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. The ge-0/0/15 interface is using the default port cost
- C. This switch has a bridge priority of 32k
- D. The ge-0/0/9 interface is using the default priority value
正解: A
質問 44
Click the Exhibit button.
Referring to the exhibit, all users connected to the same VLAN can communicate with each other, but not with users on other VLANs in this network.
What must be configured to enable communication between the VLANs?
- A. A separate routing device is required to forward traffic between the configured VLANs.
- B. A single logical IRB interface must be created and assigned to all three VLANs.
- C. The switch ports to which the users are connected should be configured as trunk ports.
- D. A logical IRB interface must be created and assigned to each VLAN.
正解: D
質問 45
Click the Exhibit button.
Based on the traceoptions output shown in the exhibit, what is the problem with the adjacency?
- A. connectivity
- B. MTU mismatch
- C. authentication mismatch
- D. area mismatch
正解: D
質問 46
Click the Exhibit button.
Referring to the exhibit, what do the asterisks (*) indicate?
- A. The entries are stale
- B. The router originated the entries
- C. The entries are new
- D. The router received the entries
正解: B
質問 47
Click the Exhibit button.
Referring to the output shown in the exhibit, which statement is correct?
- A. 11.0.0.108/32 is being per-flow load-balanced
- B. 11.0.0.102/32 is being per-flow load-balanced
- C. 11.0.0.108/32 is being per-packet load-balanced
- D. 11.0.0.102/32 is being per-packet load-balanced
正解: C
質問 48
What are two benefits of 802.3ad link aggregation? (Choose two.)
- A. It simplifies interface configuration.
- B. It ensures symmetrical paths.
- C. It increases bandwidth.
- D. It creates physical layer redundancy.
正解: C,D
質問 49
Which Junos feature allows you to combine multiple interfaces into a single bundle?
- A. NSB
- B. VRRP
- C. LAG
- D. Virtual Chassis
正解: C
質問 50
Which device is used to separate collision domains?
- A. firewall
- B. hub
- C. router
- D. switch
正解: D
質問 51
Click the Exhibit button.
Which statement is correct about the ISO NET address shown in the exhibit?
- A. This is not a valid NET address
- B. The authority and format identifier (AFI) is 00
- C. The area identifier is 0001
- D. The system identifier is 6800.1001.00
正解: C
質問 52
You have configured the router with an IS-IS interface metric of 2048.
However, the IS-IS interface metric of 63 is being applied for the interface of this router.
What must you do to enable the larger metric value?
- A. Enable wide metrics.
- B. Restart the IS-IS protocol.
- C. Disable narrow metrics.
- D. Enable level 1 IS-IS routing.
正解: A
質問 53
When configuring firewall filters, which function does the interface-specificparameter enable on an EX Series switch?
- A. The interface-specific parameter is required to configure VLAN-specific counters.
- B. The interface-specific parameter is required to configure VLAN-based filters.
- C. The interface-specific parameter is required to configure port-based firewall filters.
- D. The interface-specific parameter is required to configure port-specific counters.
正解: D
質問 54
Click the Exhibit button.
In the exhibit, each IP subnet in the campus environment is associated with a unique VLAN ID.
Which action will ensure that Host C will communicate with Host A and Host B?
- A. Configure all switch ports connecting to the host devices as trunk ports associated with all VLANs
- B. Configure an IRB interface for each VLAN and associate it with its corresponding 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 access ports associated with a common VLAN
正解: B
質問 55
In which two STP states is a port active and a MAC address learned? (Choose two.)
- A. blocking
- B. disabled
- C. forwarding
- D. learning
正解: C,D
質問 56
Click the Exhibit button.
Which statement is true about the configuration shown in the exhibit?
- A. The preference for the 172.30.25.1 next hop is 7.
- B. 172.30.25.1 is the preferred next hop.
- C. The preferred next hop is 172.30.25.5.
- D. The preference for the 172.30.25.1 next hop is 5.
正解: C
質問 57
Which mechanism is used to share routes between routing tables?
- A. forwarding instances
- B. routing instances
- C. RIB groups
- D. filter-based forwarding
正解: C
質問 58
What are two reasons for configuring more than one VLAN on a switch? (Choose two.)
- A. A group of devices are connected to the same Layer 3 network.
- B. A group of devices must forward traffic across a WAN.
- C. A group of clients requires that the group's devices receive less broadcast traffic than they are currently receiving.
- D. A group of clients requires that security be applied to traffic entering or exiting the group's devices.
正解: C,D
質問 59
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. DROther routers will not form a full adjacency with each other.
- B. The two routers must both be configured as DR routers.
- C. The two routers must be configured in different areas.
- D. The interface-typeis not configured as p2p.
正解: A
質問 60
An EBGP session sources its TCP connection from which IP address?
- A. The IP address of the primary address assigned to the loopback interface.
- 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 assigned as the router ID.
正解: C
質問 61
Which statement is correct about IS-IS link state PDUs?
- A. They are used to build the link-state database.
- B. They are used to maintain link-state database synchronization.
- C. They are used to establish adjacencies.
- D. They are used to determine whether the neighbors are Level 1 or Level 2.
正解: A
質問 62
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 interfaces gr-0/0/0.0 encapsulation vlan-bridge
- B. set interfaces ip-0/0/0.0 encapsulation vlan-bridge
- C. set interfaces gr-0/0/0.0 family bridge
- D. set interfaces ip-0/0/0.0 family bridge
正解: C
質問 63
Which two statements about DHCP snooping are correct? (Choose two.)
- A. The DHCP database maps IP addresses, MAC addresses, and the associated VLAN.
- B. DHCP snooping uses ARP to add statically defined IP addresses to its database.
- 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.
正解: A,C
質問 64
Which two port security features use the DHCP snooping database for additional port security? (Choose two.)
- A. MACsec
- B. IP Source Guard
- C. MAC learning
- D. dynamic ARP inspection
正解: B,D
質問 65
You want to advertise only a default route into a new area, which will be called area 7.
In this scenario, which configuration statement would solve this problem?
- A. user@host# set protocols ospf area 0.0.0.7 stub
- B. user@host# set protocols ospf area 0.0.0.7 stub no-summaries
- C. user@host# set protocols ospf area 0.0.0.7 stub default-metric 10
- D. user@host# set protocols ospf area 0.0.0.7 nssa default-lsa default-metric10
正解: D
質問 66
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