Hayes is the popular name for Hayes Communications[?], creator of the original self-dialing "smart" modem. It is also often used as a short form when referring to the Hayes command set, originally pioneered in Hayes modems.
Hayes is also the name of several cities in England:
... Heidelberg, devoting himself mainly to the doctrines of Hegel and Schleiermacher. After holding the chair of philosophy at Halle for two years, he became, in 1833, ...