Product : Microsoft, Azure Site Recovery/Current, VMware to Azure
Feature : Replication options, General, Architecture
Content Owner:  Viktor van den Berg
Summary
Propiertary guest OS level replication through Mobility service agent.
Details
A replication agent is installed in the GuestOS. Agent support Windows as well as various Linux distributions (RHEL, CentOS, Debian, OEL, SLES). Support matrix available here: https://docs.microsoft.com/nl-nl/azure/site-recovery/site-recovery-support-matrix-to-azure.