create_data_type("vim.host.VirtualNic.Specification", "HostVirtualNicSpec", "vmodl.DynamicData", "vim.version.version1", [["ip", "vim.host.IpConfig", "vim.version.version1", {:optional => true}], ["mac", "string", "vim.version.version1", {:optional => true}], ["distributedVirtualPort", "vim.dvs.PortConnection", "vim.version.version5", {:optional => true}], ["portgroup", "string", "vim.version.version5", {:optional => true}], ["mtu", "int", "vim.version.version5", {:optional => true}], ["tsoEnabled", "boolean", "vim.version.version5", {:optional => true}]])