| Inbound | TCP | BatchNodeManagement | * | VirtualNetwork | 29876, 29877 (if you join the IR to an Azure Resource Manager virtual network) <br/><br/>10100, 20100, 30100 (if you join the IR to a classic virtual network)| The Data Factory service uses these ports to communicate with the nodes of your Azure-SSIS integration runtime in the virtual network. <br/><br/> Whether you create a subnet-level NSG or not, Data Factory always configures an NSG at the level of the network interface cards (NICs) attached to the virtual machines that host the Azure-SSIS IR. Only inbound traffic from Data Factory IP addresses on the specified ports is allowed by that NIC-level NSG. Even if you open these ports to Internet traffic at the subnet level, traffic from IP addresses that are not Data Factory IP addresses is blocked at the NIC level. |
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