As the local standard supported by IEEE802.3 has become the industry standard which firstly developed by the Xerox Company, lately was extended by digital device company, Intel Company and Xerox Company.

• 以太网是IEEE802.；3所支持的局域网标准，最早由Xerox公司开发，后经数字仪表公司、Inter公司和Xerox公司联合扩展，成为以太网标准。