AZ-801 · Question #156
Your on-premises datacenter contains physical servers and Hyper-V virtual machines. You have an Azure subscription. You plan to use Azure Migrate to perform the following tasks: Migrate the physical s
This question tests knowledge of Azure Migrate's distinct migration mechanisms for physical servers versus Hyper-V virtual machines. Each source type requires a different tool or replication approach within the Azure Migrate: Server Migration service.
Question
- Migrate the physical servers to Azure virtual machines.
- Migrate the Hyper-V virtual machines to Azure. What should you use for each task? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.
Explanation
This question tests knowledge of Azure Migrate's distinct migration mechanisms for physical servers versus Hyper-V virtual machines. Each source type requires a different tool or replication approach within the Azure Migrate: Server Migration service.
Approach. For migrating physical servers to Azure VMs, you must use agent-based replication - this requires deploying a replication appliance on-premises and installing the Azure Site Recovery Mobility Service agent on each physical server, since there is no hypervisor layer to leverage for agentless replication. For migrating Hyper-V virtual machines, you use agentless migration - you deploy the Azure Migrate appliance on the Hyper-V host and install the Microsoft Azure Site Recovery Provider on each Hyper-V host, which replicates VMs at the hypervisor level without touching individual guest VMs. The core distinction is that agentless Hyper-V migration uses Hyper-V Replica technology under the hood, while physical server migration has no equivalent hypervisor-level hook and must fall back to per-machine agents.
Concept tested. Azure Migrate: Server Migration - understanding the difference between agent-based migration (required for physical servers and VMware agent-based) versus agentless migration (available for Hyper-V and VMware agentless), and which on-premises components (replication appliance + Mobility Service vs. Azure Migrate appliance + ASR Provider) are deployed for each scenario.
Reference. https://learn.microsoft.com/en-us/azure/migrate/migrate-support-matrix-hyper-v-migration and https://learn.microsoft.com/en-us/azure/migrate/migrate-support-matrix-physical
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