Extend In-House Cisco SD-WAN Branch to Cloud Network in AWS

How to Extend In-House Cisco SD-WAN Branch to Cloud Network in AWS

Question

A large retail organization decided to move some of the branch applications to the AWS cloud.

How does the network architect extend the in-house Cisco SD- WAN branch to cloud network into AWS?

Answers

Explanations

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A. B. C. D.

D.

When extending the in-house Cisco SD-WAN branch to the AWS cloud, the network architect has several options to choose from. Here are the explanations of the options mentioned in the question:

A. Create virtual instances of vSmart Cloud through the AWS online software store

This option involves creating virtual instances of vSmart Cloud in the AWS cloud using the AWS online software store. vSmart Cloud is a virtualized version of the vSmart controller that runs on a virtual machine (VM). The vSmart controller is responsible for providing control plane connectivity between the SD-WAN edge devices, orchestrating the establishment of secure tunnels, and managing the network policies.

By creating virtual instances of vSmart Cloud in AWS, the network architect can extend the in-house Cisco SD-WAN branch to the cloud network. This allows the SD-WAN edge devices in the branch to connect to the AWS cloud and access the applications hosted there.

B. Create GRE tunnels to AWS from each branch over the Internet

This option involves creating Generic Routing Encapsulation (GRE) tunnels from each branch to AWS over the Internet. GRE is a tunneling protocol that encapsulates packets inside IP packets and is commonly used to create virtual private networks ( VPNs) over the Internet.

By creating GRE tunnels from each branch to AWS, the network architect can establish a secure and reliable connection between the SD-WAN edge devices in the branch and the AWS cloud. This allows the branch to access the applications hosted in AWS.

C. Install the AWS Cloud Router in the main data center and provide the connectivity from each branch

This option involves installing the AWS Cloud Router in the main data center and using it to provide connectivity from each branch to the AWS cloud. The AWS Cloud Router is a managed virtual router service that provides dynamic routing between the AWS cloud and on-premises networks.

By installing the AWS Cloud Router in the main data center, the network architect can provide connectivity from each branch to the AWS cloud. This allows the branch to access the applications hosted in AWS.

D. Create virtual WAN Edge devices Cloud through the AWS online software store.

This option involves creating virtual WAN Edge devices in the AWS cloud using the AWS online software store. The WAN Edge device is a virtualized version of the Cisco SD-WAN edge device that runs on a virtual machine (VM). The WAN Edge device provides the data plane connectivity between the branch and the cloud.

By creating virtual WAN Edge devices in the AWS cloud, the network architect can extend the in-house Cisco SD-WAN branch to the cloud network. This allows the SD-WAN edge devices in the branch to connect to the AWS cloud and access the applications hosted there.

Overall, the best option depends on the specific requirements and constraints of the retail organization. The network architect should evaluate each option based on factors such as cost, security, performance, and scalability, and choose the one that best meets the organization's needs.