You are asked to provide a design proposal for an enterprise customer that currently has a three-tier switching infrastructure. The customer wants your design to collapse their Layer 2 infrastructure into two distinct layers.
In this scenario, what are two benefits of moving to the new infrastructure? (Choose two.)

• A.The overall network performance is increased.
• B.The number of protocols used is decreased.
• C.The number of connections between devices is decreased.
• D.The total number of devices is increased.

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Network Director is an example of which type of network management application?

• A.out-of-band
• B.on-box
• C.centralized
• D.op script

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What is a defining characteristic of a Layer 3 network?

• A.A Layer 3 network segments traffic at the presentation layer.
• B.A Layer 3 network forwards only multicast traffic.
• C.A Layer 3 network segments broadcast traffic.
• D.A Layer 3 network forwards all traffic to a default gateway.

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Which two reasons show the importance of understanding a user's applications when designing a network solution? (Choose two.)

• A.Network management can be optimized for specific applications.
• B.Quality of service (QoS) can be optimized for specific applications.
• C.The network engineer can infer traffic patterns.
• D.Network virtualization might not support all real-time applications.

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You are asked to secure the routing engine of all Junos devices in your design. The design should not affect transit traffic.
Which action will accomplish this task?

• A.Use a firewall filter on the fxp0 interfaces.
• B.Use a firewall filter on a revenue port.
• C.Use a firewall filter on the loopback interface.
• D.Use a firewall filter on the management interface.

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