1. A method for managing content caches distributed on a network, comprising the steps of: for each content publisher of a plurality of content publishers, receiving at a gateway that belongs to a set of one or more gateways, a control signal specifying an action related to content provided by the content publisher that is cached at a plurality of locations distributed on the network; and causing the control signal to be transmitted from the gateway to the plurality of locations for the specified action to be performed on the content at the plurality of locations.