Juniper JNCIS JN0-343 인증시험은 F5인증시험중의 하나입니다.그리고 또한 비중이 아주 큰 인증시험입니다.  Juniper JNCIS JN0-343  인증시험 패스는 정말 어렵다고 생각됩니다. 우리 Pass4Test에서는 여러분이   Juniper JNCIS JN0-343  인증시험을 부담없이 응시할수 있도록 전문적인 연구팀에서 만들어낸 최고의   Juniper JNCIS JN0-343  덤프를 제공해드립니다.Pass4Test와 만남으로 여러분은 아주 간편하게 어려운 시험을 패스하실 수 있습니다. Pass4Test에는 베터랑의 전문가들로 이루어진 연구팀이 있습니다. 그들은 풍부한  IT지식과  경험으로  여러분이   Juniper JNCIS JN0-343  시험을 패스할 수 있도록  학습가이드를 만들었습니다, Pass4Test 에서는 일년무료 업데이트를 제공해드리며 Pass4Test 의 덤프들은 모두 높은 적중율을 자랑합니다. Pass4Te st를  선택함으로 여러분이   Juniper JNCIS JN0-343  시험에 대한 부담은 사라질 것입니다.우리 Pass4Test는 끊임없는 업데이트로 항상 최신버전의  Juniper JNCIS JN0-343  시험덤프를 제공하는 사이트입니다.만약 덤프품질을 확인하고 싶다면 우리 Pass4 Test 에서 무료로 제공되는 덤프의 일부분 문제를 체험하시면 됩니다.Pass4Test 는 100%의 보장도를 자랑하며  Juniper JNCIS JN0-343  시험을 한번에 패스하도록 도와드립니다.

 

 

NO.1 Which of the following can be used for both security and loop prevention?
A. firewall filters
B. DHCP snooping
C. dynamic ARP inspection D. MAC move limiting
Answer: D

NO.2 Which protocol is an IGP?
A. LACP
B. STP
C. OSPF
D. PAGP
Answer: B

NO.3 What is the correct sequence of OSPF adjacency formation?
A. Down, Init, ExStart, 2way, Loading, Exchange, Full
B. Down, 2way, Init, ExStart, Exchange, Loading, Full
C. Down, Init, 2way, ExStart, Exchange, Loading, Full
D. Down, Init, 2way, Loading, ExStart, Exchange, Full
Answer: C

NO.4 Which two pieces of information are communicated by IS-IS TLVs? (Choose two.)
A. network protocols supported
B. designated router priority
C. authentication key
D. PDU Length
Answer: A,C

NO.5 Which three statements correctly describe the default BGP advertisement behavior in the Junos OS?
(Choose three.)
A. Routes learned through EBGP are advertised to IBGP peers.
B. Routes learned through EBGP are advertised to other EBGP peers.
C. Routes learned through IBGP are advertised to other IBGP peers.
D. Routes learned through IBGP will be advertised to EBGP peers.
E. Routes learned through an IGP are automatically advertised to EBGP peers.
Answer: A,B,D

NO.6 When processing inbound Ethernet frames, which firewall filter is evaluated first by an EX Series
switch?
A. port filter
B. VLAN filter
C. trunk filter
D. route filter
Answer: A

NO.7 Which statements are true about graceful Routing Engines switchover (GRES)?
A. Configuration on both Routing Engines must be synchronized.
B. The backup Routing Engine cannot be managed through IP address because RPD does not run on
backup the Routing Engine.
C. Different hostnames must be configured on both Routing-Engines.
D. Both Routing-Engines are managed through a single out-of-band-management IP address.
Answer: A

NO.8 Click the Exhibit button.
Based on the exhibit, in which spanning-tree state would the indicated port be.?
A. listening
B. learning
C. forwarding
D. blocking
Answer: C

NO.9 Which Junos command correctly configures the ge-0/0/0.0 interface to operate only for IS-IS Level 2?
A. set interfaces ge-0/0/0.0 family iso level 2 enable
B. set interfaces ge-0/0/0.0 family iso level 1 disable
C. set protocols isis interface ge-0/0/0.0 level 2 enable
D. set protocols isis interface ge-0/0/0.0 level 1 disable
Answer: D

NO.10 Which OSPF LSA type is sent by all routers in an area to advertise its connected subnets?
A. router
B. network
C. external
D. summary
Answer: A

NO.11 When loop protection is enabled on an interface, what happens when the port stops receiving BPDUs?
A. The port is placed in a loop-inconsistent role.
B. The port is placed into listening mode.
C. The port is transitioned into a forwarding state.
D. The interface is disabled.
Answer: A

NO.12 Given the following output, what has been configured for the 192.168.3.0/24 prefix?
A. per-flow load balancing
B. a floating static route
C. per-packet load balancing
D. a qualified next hop
Answer: A

NO.13 Which OSPF area type can contain Type 7 LSAs?
A. backbone
B. not-so-stubby
C. stub
D. totally stubby
Answer: B

NO.14 What is the default behavior of a trunk port when it receives transit traffic without a VLAN tag?
A. It drops the traffic.
B. It forwards the traffic.
C. It tags the transit traffic with lowest VLAN ID permitted on the trunk.
D. It tags the transit traffic with highest VLAN ID permitted on the trunk.
Answer: A

NO.15 What are two valid BPDU types? (Choose two.)
A. topology change notification
B. configuration change
C. configuration
D. root bridge
Answer: A,C

NO.16 Which configuration summarizes external routes in the 172.16.0.0/22 range into a single prefix on an
ABR for Area 1?
A. protocols { ospf { area 0.0.0.1 {
nssa {
default-lsa {
default-metric 1;
metric-type 1;
}
}
area-range 172.16.0.0/22;
}
}
}
B. protocols {
ospf {
area 0.0.0.1 {
nssa {
area-range 172.16.0.0/22;
}
}
}
}
C. protocols {
ospf {
area 0.0.0.1 {
stub summaries;
}
}
}
D. protocols {
ospf {
area 0.0.0.1 {
nssa;
area-range 172.16.0.0/22 restrict;
}
}
}
Answer: B

NO.17 Which configuration disables a port when more than 30,000 Kbps of broadcast traffic is received over
an aggregated Ethernet interface with two member links?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C

NO.18 Which statement describes the default Junos OS behavior for OSPF?
A. External LSAs are advertised in a stub area.
B. An ABR does not announce a default route into a stub area.
C. Stub area internal routers generate a default route.
D. Only totally stubby areas need a default route.
Answer: B

NO.19 An administrator finds that traffic from a large file download over an HTTP session is not load-balanced
across multiple links in a LAG. What is the possible cause?
A. Per-packet load-balancing is not configured.
B. The redundant path has a different IGP metric.
C. The hash key is not configured in the forwarding-options stanza.
D. This is the expected behavior.
Answer: D

NO.20 How much overhead does the GRE header add to an IPv4 packet?
A. 24 bytes
B. 32 bytes
C. 48 bytes
D. 64 bytes
Answer: A

NO.21 Which routing-instance type allows the sharing of interface routes and the support features used in
source-based routing?
A. virtual-router
B. vrf
C. forwarding
D. multi-instance
Answer: C

NO.22 Configuring bpdu-timeout-action enables which protection mechanism?
A. root protection
B. BPDU protection
C. loop protection
D. RSTP protection
Answer: C

NO.23 Which two OSPF LSA types can be used to advertise routes between areas? (Choose two.)
A. router
B. network
C. external
D. summary
Answer: C,D

NO.24 Which of the following is enabled by default on an EX Series switch?
A. MAC move limiting
B. storm control
C. IP source guard
D. dynamic ARP inspection
Answer: B

NO.25 Which two of the following are functions of the BGP update message? (Choose two.)
A. It withdraws routes that are no longer valid.
B. It notes that an unsupported option is detected from the open message.
C. It transports routing information between BGP peers.
D. It readvertises routes that have already been sent and acknowledged.
Answer: A,C

NO.26 Which BGP attributes are listed in the correct route selection order?
A. local preference, AS path, origin, MED
B. local preference, MED, AS path, origin
C. AS path, local preference, origin, MED
D. MED, origin, local preference, AS path
Answer: A

NO.27 Which configuration correctly sets interface ge-0/0/4 in trunk mode, carrying VLANs v10 and v20?
A. ge-0/0/4 {
unit 0 {
family ethernet-switching {
vlan {
members [ v10 v20 ];
}
} } }
B. ge-0/0/4 {
unit 0 {
family ethernet-switching {
port-mode trunk;
vlan {
members [ v10 v20 ];
}
}
}
}
C. ge-0/0/4 {
vlan-tagging;
unit 0 {
family ethernet-switching {
port-mode trunk;
vlan {
members [ v10 v20 ];
}
}
}
}
D. ge-0/0/4 {
unit 10 {
family ethernet-switching;
}
unit 20 {
family ethernet-switching;
}
}
Answer: B

NO.28 In the following output, what does the asterisk indicate?
A. The interface is configured as a trunk.
B. The interface is configured for spanning-tree protocol.
C. The interface is active.
D. The interface is inactive.
Answer: C

NO.29 Which command correctly assigns AS 65432 as the local router's autonomous system?
A. set protocols bgp local-as 65432
B. set routing-options local-as 65432
C. set protocols bgp autonomous-system 65432
D. set routing-options autonomous-system 65432
Answer: D

NO.30 What is the minimum configuration necessary to create two VLANs and two operational RVIs?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: B