In general, a unit that operates in some sense as the center of a star configuration. In the case of a network, a hub acts as a local concentrator that allows a number of devices, connected to the hub in a star configuration, to connect to a network with an arbitrary configuration. In the special case of an Ethernet
network, a hub may refer to a device that provides connection for a number of end-user devices, each using a dedicated twisted-pair
or CAT-5 cables) local connection, to an Ethernet segment running on either a coaxial cable
or thin Ethernet) or an optical fiber.
the central part of a wheel, rotating on or with the axle, and from which the spokes radiate.
a place or thing that forms the effective center of an activity, region, or network:
the kitchen was the hub of family life.
denoting a system of air transportation in which local airports offer flights to a central airport where international or long-distance flights are available.
, bub, chub, Chubb, club, cub, drub, dub, flub, grub, hub, nub, pub, rub, scrub, shrub, slub, snub, stub, sub, tub
•Beelzebub • hubbub • syllabub
•wolfcub • nightclub • bathtub
•twintub • washtub
nave of a wheel. XVII. of unkn. orig. cf. HOB2