create_data_type("vim.host.IpRouteEntry", "HostIpRouteEntry", "vmodl.DynamicData", "vim.version.version5", [["network", "string", "vim.version.version5"], ["prefixLength", "int", "vim.version.version5"], ["gateway", "string", "vim.version.version5"], ["deviceName", "string", "vim.version.version6", {:optional => true}]])