Prerequisites for using the network diagram in Migration Hub
The following are the prerequisites for using the network diagram in AWS Migration Hub:
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AWS Application Discovery Service Discovery Agent must be running on all of the on-premises servers that you want mapped in the diagram. For more information, see Setting up Agent Based Discovery in the Application Discovery Service User Guide.
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AWS recommends that server and network connection data be collected for two to six weeks to capture important connection patterns, such as month-end or year-end business cycles.
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To grant access to the network diagram when creating an identity-based policy that allows or denies access to AWS Application Discovery Service or Migration Hub, you might need to add the
discovery:GetNetworkConnectionGraphaction to the policy. For more information, see Granting permissions to use the network diagram in the Application Discovery Service User Guide.
The network diagram has the following limits:
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Currently, data ingestion stops after 180 days.
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The network diagram can visualize up to 1,500 server nodes.
