disclosed are a method , an apparatus , and a system for processing a radio link failure , to provide an rlf processing solution in a scenario where a user equipment aggregates cell resources of multiple evolved node bs . the method for processing an rlf provided in the present application comprises : in a scenario where a ue aggregates cell resources of multiple enbs , a local enb determining that an rlf occurs on the ue ; and the lenb stopping data transmission of a radio bearer related to the rlf , and notifying a macro enb of related information of the rlf .