Ace JN0-349 Certification with 112 Actual Questions
PASS Juniper JN0-349 EXAM WITH UPDATED DUMPS
NEW QUESTION 64
Which statement is correct about the ISO NET address shown in the exhibit?
- A. The system identifier is 6800.1001.00.
- B. This is not a valid NET address.
- C. The area identifier is 0001.
- D. The authority and format identifier (AFI) is 00.
Answer: C
NEW QUESTION 65
Exhibit.
Referring to the exhibit, which statement is correct?
- A. The ge-0/0/9 interface is using the default interface priority value.
- B. This switch is currently blocking all traffic.
- C. This switch has a bridge priority of 8k.
- D. The ge-0/0/15 interface is using the default port cost.
Answer: C
NEW QUESTION 66
What is the default BGP group type on a Junos device?
- A. external
- B. multihop
- C. null
- D. internal
Answer: A
NEW QUESTION 67
Click the Exhibit button.
Referring to the exhibit, Router-1 is attempting to form an EBGP session with Router-2. However, BGP routes are never exchanged between Router-1 and Router-2.
What is causing the problem?
- A. The EXT group is not configured as an external type BGP peering session
- B. The keep all statement is preventing the session from establishing
- C. The TCP-MSS value is set too low
- D. The EBGP session is configured to use the wrong AS
Answer: D
NEW QUESTION 68
What are two interarea OSPF LSA types? (Choose two.)
- A. Type 3 summary LSAs
- B. Type 1 router LSAs
- C. Type 4 ASBR summary LSAs
- D. Type 2 network LSAs
Answer: A,C
NEW QUESTION 69
Click the Exhibit button.
. What is the problem?
- A. Aggregated interface must be defined under the chassis stanza.
- B. The LAG member interfaces are configured across different line cards.
- C. LAG requires more than two member links.
- D. LACP is required for LAG to work.
Answer: A
Explanation:
Explanation
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/switches-interface-aggregated.html By default, no aggregated Ethernet interfaces are created. You must set the number of aggregated Ethernet interfaces on the routing device before you can configure them. Specify that you want to access the aggregated Ethernet configuration on the device. user@host# edit chassis aggregated-devices ethernet Set the number of aggregated Ethernet interfaces. [edit chassis aggregated-devices ethernet] user@host# set device-count number
NEW QUESTION 70
Your network connect to the Internet Through two different ISPs using EBGP.
You must ensure that ISP1 is the primary path used for all traffic entering your network while
using ISP2 as a backup path.
In this scenario, which statement is correct?
- A. You should assign a higher local preference on routers that you are sending to ISP1.
- B. You should change the next hop for all routes sent to ISP2.
- C. You should use a lower MED value on routes sent to ISP1.
- D. You should your local AS number three times on routes that you are sending to ISP2.
Answer: D
NEW QUESTION 71
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 a port-based ACL that permits inter-VLAN routing for all configured VLANs
- B. Configure all switch ports connecting to the host devices as trunk ports associated with all VLANs
- C. Configure an IRB interface for each VLAN and associate it with its corresponding VLAN
- D. Configure all switch ports connecting to the host devices as access ports associated with a common VLAN
Answer: C
NEW QUESTION 72
Referring to the exhibit, which configuration will force traffic to always use ae0.0 as long as it is active?
A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option D
- D. Option A
Answer: A
NEW QUESTION 73
Click the Exhibit button.
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 ISO areas on the lo0 interfaces to match on both routers.
- B. Remove the overloaded statement from Router-1.
- C. Change the IP subnet masks to match on the ge-0/0/2 interfaces of both routers.
- D. Remove the ISO address from ge-0/0/2 on Router-1.
Answer: D
NEW QUESTION 74
Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)
- A. STP uses point-to-point and edge port designations.
- B. With RSTP, a designated port can transition to the forwarding state without waiting for the protocol times to expire.
- C. With STP, a designated port can transition to the forwarding state without waiting for the protocol times to expire.
- D. RSTP uses point-to-point and edge port designations.
Answer: B,D
NEW QUESTION 75
Which two characteristics are true for EBGP peerings? (Choose two.)
- A. EBGP connects peer devices in two different autonomous systems.
- B. EBGP peers can be connected over a multihop connection.
- C. EBGP peers must be directly connected.
- D. EBGP connects peer devices in the same autonomous system.
Answer: A,B
NEW QUESTION 76
Which two statements are true about high availability on Junos devices? (Choose two.)
- A. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol information.
- B. NSR is independent of helper routers to assist the routing platform in restoring routing protocol information.
- C. BFD is slower at detecting failures than default GRE or OSPF timers.
- D. BFD is faster at detecting failures than default GRE or OSPF timers.
Answer: B,D
Explanation:
https://www.juniper.net/documentation/en_US/junos/topics/concept/nsr-overview.html
NEW QUESTION 77
Which two statements about OSPF not-so-stubby areas are correct? (Choose two.)
- A. The ASBR originates Type 7 LSAs for redistributed external routes.
- B. The ASBR originates Type 5 LSAs for redistributed external routes.
- C. Type 5 LSAs are translated by the ASBR into Type 7 LSAs.
- D. Type 7 LSAs are translated by the ABR into Type 5 LSAs.
Answer: A,D
NEW QUESTION 78
Which two statements are true about high availability on Junos devices? (Choose two.)
- A. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol
information. - B. BFD is slower at detecting failures than default GRE or OSPF timers.
- C. BFD is faster at detecting failures than default GRE or OSPF timers.
- D. NSR is independent of helper routers to assist the routing platform in restoring routing protocol
information.
Answer: C,D
Explanation:
https://www.juniper.net/documentation/en_US/junos/topics/concept/nsr-overview.html
NEW QUESTION 79
Click the Exhibit button.
Referring to the exhibit, which set of interfaces is enabled for Ethernet switching?
- A. ge-0/0/6, ge-0/0/7, and ge-0/0/8
- B. ge-0/0/6 and ge-0/0/8
- C. ge0/0/6, ge-0/0/7, ge-0/0/8, and ge-0/0/10
- D. ge-0/0/6, ge-0/0/8, and ge-0/0/10
Answer: C
NEW QUESTION 80
You were provided a network diagram that told you to number your network from the
191.255.0.0/16 space. OSPF is enabled and adjacencies are up, but no routers are learning any
routes. What can explain this?
- A. You need to enable OSPF on the lo0 interface to provide a route to the RID of each router in the network
- B. You need to modify the martian table with a 191.255.0.0/16 accept statement
- C. The default OSPF export policies advertise nothing, so you need to apply export policy
- D. The default OSPF import policy rejects all OSPF routes, so you need to apply import policy
Answer: B
NEW QUESTION 81
How many bytes of overhead are added to a packet traversing a GRE tunnel?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 82
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 will automatically pull the correct version from the master Routing Engine and perform the necessary upgrade.
- B. the Virtual Chassis will transition into a split brain situation between the existing master Routing Engine and the switch running the different version.
- C. The new switch is not recognized by the Virtual Chassis.
- D. The new switch will be assigned a member ID and then placed in an inactive state.
Answer: D
NEW QUESTION 83
Which two statements about the default load-balancing behavior for the Junos OS are correct? (Choose two.)
- A. By default, the Junos OS selects one of the equal-cost next hops for received destination prefixes.
- B. By default, all Packet Forwarding Engine slots are assigned the same hash value on the Junos device.
- C. By default, the Junos OS installs multiple equal-cost next hops in the forwarding table for a destination prefix.
- D. By default, the Junos OS performs a per-packet load-balancing operation.
Answer: A,B
NEW QUESTION 84
You are troubleshooting OSPF issues on your device. You run a trace log and receive the error shown in the exhibit.
What would case this error?
- A. subnet mismatch
- B. missing route policy
- C. stub area mismatch
- D. MD5 authentication error
Answer: C
NEW QUESTION 85
Your network connections to the Internet through two different ISPs using EBGP. You must ensure that ISP1 is the primary path used for all traffic entering your network while using ISP2 as a backup path.
In this scenario, which statement is correct?
- A. You should use a lower MED value on routes sent to ISP1.
- B. You should prepend your local AS number three times on routes that you are sending to ISP2.
- C. You should assign a higher local preference on routes that you are sending to ISP1.
- D. You should change the next hop for all routers sent to ISP2.
Answer: B
NEW QUESTION 86
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