How Azure to Azure Architecture Works

When you enable replication for an Azure VM, the following happens:

1. The Site Recovery Mobility service extension is automatically installed on the VM. The extension
registers the VM with Site Recovery. Continuous replication begins for the VM. Disk writes are immediately
transferred to the cache storage account in the source location.

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Azure Load Balancer

Azure Load Balancer: ( from AZ-103 Trainer Book )

The Azure Load Balancer delivers high availability and network performance to your applications. The
load balancer distributes inbound traffic to backend resources using load balancing rules and health
probes.

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