A disaster tolerance switching method, system and apparatus

An embodiment of the invention discloses a method for switching disaster recovery, wherein the method comprises the following procedures: monitoring whether a first network element has a failure, generating a switching instruction which is used for switching the service of the first network element to a backup network element corresponding with the first network element when the failure of the first network element is confirmed; and confirming an instruction receiving object corresponding with the switching instruction according to the corresponding relationship between the pre-collocated instruction and the instruction receiving object, and transmitting the switching instruction to the instruction receiving object for executing. The embodiment of the invention also discloses a disaster recovery switching system and device. The timeliness and accuracy in the disaster recovery process can be effectively increased according to the invention.