For a disconnected / partially connected scenario, refer the above link to use the Marketplace syndication tool to download Marketplace items and later transfer your downloads to your disconnected Azure Stack Hub installation.
2. Create a new plan and an offer / identify existing offer that will be used to create a tenant subscription
Go to Plans -> Identify / Create a new plan with the following services enabled with default quotas
2. Select the Tenant subscription -> Resource Providers -> Register all the following providers
3. Identify / create a SQL Server VM to host the databases necessary for the API components needed for this RP. The server can be present either inside or outside of Azure Stack reachable from the Resource Provider VM created during deployment.