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Cisco 300-420 Question Answer

An architect must design an IPv6 migration solution for an enterprise customer to support these requirements:

* Clients will transition to the new IPv6 network, which provides NAT64 and IPv6 DNS resolution services, using the same DNS name that points to the IPv4 address.

* The service provider will create a client-facing IPv6 interface with a new IPv6 virtual address that points to the same IPv4 DNS server.

* The service provider will support clients that use global IPv6 addresses and encapsulate IPv4 packets into IPv6 tunnels.

Which two migration solutions must the architect choose? (Choose two.)

Use dual-stack lite from the MPLS network to the IGR.

Use IPv6 tunneling from the devices to the core MPLS network.

Use dual-stack lite from the devices to the core MPLS network.

Use NAT44/64 from the MPLS network to the IGR.

Use NAT44/64 from the devices to the core MPLS network.

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Cisco 300-420 Summary

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Product: 300-420
Update on: Jul 27, 2025
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A network engineer must design a multicast solution to prevent the spoofing of multicast streams...

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