main.tf

resource "azurerm_network_interface" "networkinterfacename" {
 name = "${var.resource_group_name}-department-nic"
 location = var.vm_location
 resource_group_name = var.resource_group_name
 ip_configuration {
 name = "${var.resource_group_name}-department-IpConfig"
 subnet_id = azurerm_subnet.subnetname.id
 private_ip_address_allocation = "Dynamic"
 }
}