Practice Free Juniper JN0-349 Exam Questions Online, JN0-349 Free Demo

Question No : 1
Click the Exhibit button.

You are trying to form an IS-IS adjacency between Router A and Router B, but the IS-IS adjacency will not form between the two routers.
Referring to the exhibit, which action would solve this problem?
A. Enable level 1 IS-IS routing on Router A.
B. Enable IS-IS wide metrics on Router A.
C. Enable level 2 IS-IS routing on Router B.
D. Enable IS-IS wide metrics on Router B.

Answer:C

Question No : 2
On EX Series devices, what are two software features that accommodate redundancy? (Choose two.)

A.OAM
B.NSR
C.IGMP
D.GRES

Answer:

Question No : 3
Which three statements describe what happens when processing a frame for a switched packet? (Choose three.)

A.The ingress PFE performs the MAC address lookup.
B.The frame enters the ingress port and is forwarded out all ports.
C.The frame enters the ingress port and is processed by the ingress PF
D.The ingress PFE sends the header information to the Routing Engine.
E.The egress PFE forwards the packet out the egress port towards the destination.

Answer:

Question No : 4
You are asked to configure filter-based forwarding (FBF) to forward traffic sourced from a specific subnet to a webserver.
In this scenario, which mechanism is used to add interface routes to the forwarding routing instance used in FBF?

A.generated routes
B.RIB groups
C.forwarding policy
D.routing policy

Answer:

Question No : 5
Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)

A.With STP, a designated port can transition to the forwarding state without waiting for the protocol times to expire.
B.STP uses point-to-point and edge port designations.
C.With RSTP, 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:

Question No : 6
You do not want any spanning tree protocols operating in your environment, and you want to ensure that no BPDUs can be introduced into the environment.
Which statement is true in this scenario?

A.You must run a spanning tree protocol to block BPDUs.
B.Incoming BPDUs are blocked by default if a spanning tree protocol is not operating.
C.You can block BPDUs without running a spanning tree protocol using Layer 3 control.
D.Incoming BPDUs can only be blocked by the root bridge.

Answer:

Question No : 7
Which statement describes BFD?

A.BFD rapidly detects link failures.
B.BFD provides route loop protection.
C.BFD provides broadcast storm protection.
D.BFD provides high availability with multiple Routing Engines.

Answer:

Question No : 8
Click the Exhibit button.
Referring to the exhibit, which three statements are correct? (Choose three.)

A.R1 and R3 can form a Layer 2 IS-IS adjacency.
B.R2 and R4 can form a Layer 1 IS-IS adjacency.
C.R3 and R4 can form a Layer 2 IS-IS adjacency.
D.R1 and R3 can form a Layer 1 IS-IS adjacency.
E.R3 and R4 can form a Layer 1 IS-IS adjacency.

Answer:

Question No : 9
What are three requirements to ensure proper GRE or IP-IP tunnel routing? (Choose three.)

A.Keepalives must be used on stateless tunneling protocols.
B.Tunnel endpoints must have a route that directs traffic into the tunnel.
C.BGP must be used on intermediate devices.
D.Tunnel endpoints must have a valid route to the remote endpoint.
E.All intermediary devices must have a route to the tunnel endpoints.

Answer:

Question No : 10
Referring to the exhibit, which two statements are correct? (Choose two.)

A.R2 and R3 can form a Level 1 IS-IS adjacency.
B.R4 and R5 can form a Level 1 IS-IS adjacency.
C.R1 and R5 can form a Level 1 IS-IS adjacency.
D.R3 and R4 can form a Level 2 IS-IS adjacency.

Answer:

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