Free 300-420 Exam braindumps download (300-420 exam dumps Free)

QUESTION: 146

An engineer must design a VPN solution for a company that has multiple branches connecting to a main office. What are two advantages of using DMVPN instead of IPsec tunnels to accomplish this task? (Choose two.)

support for AES 256-bit encryption
greater scalability
support for anycast gateway
lower traffic overhead
dynamic spoke-to-spoke tunnels

Answer(s): B,E

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QUESTION: 147

How is Internet access provided to a WAN Edge router that is connected to a MPLS transport link?

OMP advertises a default route from a WAN Edge router that is connected to the MPLS and Internet transport networks.
Internet access must be provided at the WAN Edge router through either a 4G/5G link or local Internet circuit.
An extranet must be provided in the MPLS transport network to allow private traffic to reach the public Internet.
TLOC extensions are used to route traffic to a WAN Edge router that is connected to the Internet transport network.

Answer(s): D

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QUESTION: 148

DRAG DROP (Drag and Drop is not supported)

Drag and drop the elements from the left onto the functions they perform in the Cisco SD-WAN architecture on the right.

Select and Place:

See Explanation section for answer.

Answer(s): A

Explanation:

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QUESTION: 149

Which method does Cisco SD-WAN use to avoid fragmentation issues?

PMTUD is used.
Access circuits are configured with 1600 byte MTU settings.
Jumbo frames are enabled.
Traffic is marked with the DF bit set.

Answer(s): A

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QUESTION: 150

DRAG DROP (Drag and Drop is not supported)

Drag and drop the descriptions from the left onto the corresponding WAN connectivity types and categories on the right.

Select and Place: