Method and equipment for establishing connection

The invention provides a method and equipment for establishing connection. The method comprises the following steps: sending RRC connection release information to first client equipment from a first base station, wherein the RRC connection release information carries a first rapid connetion identifier, which is used to indicate the first client equipment to preserve the context of the first clinet equipment; receiving the RRC connection establishment request from the first client equipment by the first base station, wherein the RRC connection establishment request carries S-TMSI of the first client equipment; searching the context of the first client equipment in the contexts which have been stored in each client equipment in advance by the first base station through utilizing S-TMSI, sending RRC connection establishment information to the first client equipment, wherein the RRC connection establishment information carries a second rapid connection identifier, which is used to notify the first clinet equipment to carry out rapid connection by utilizing the preserved context of the first clinet equipment; and receiving the RRC connection establishment finishing information from the first clinet equipment by the first base station.