300-420 Practice Test

An engineer is designing a multicast network for a financial application Most of the multicast sources also receive multicast traffic (many-to-many deployment model). To better routing tables, the design must not use source trees. Which multicast protocol satisfies these requirements?

A.

BIRDIR-PIM

B.

PIM-SM

C.

MSDP

D.

PIM-SSM

Which routes does the overlay management protocol advertise in an SD-WAN overlay?

A.

underlay, MPLS, and overlay

B.

primary, backup, and load-balanced

C.

prefix, TLOC, and service

D.

Internet, MPLS, and backup

An engineer uses Postman and YANG to configure a router with:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

An architect is creating a migration strategy for a large organization in which the choice made by the application between IPv6 and IPv4 is based on the DNS request. Which migration strategy does the architect choose?

A.

AFT for public web presence

B.

host-initiated tunnels

C.

dual stack

D.

site-to-site IPv6 over IPv4 tunnels

Refer to the exhibit. Where must an architect plan for route summarization for the topology?

A.

from the core toward the aggregation and the access toward the aggregation

B.

from the core toward the aggregation and the aggregation toward the core

C.

from the aggregation toward the access and the access toward the aggregation

D.

from the aggregation toward the core and the aggregation toward the access