METHOD AND DEVICE FOR IMPLEMENTING OFF-SITE DISASTER RECOVERY IN IMS NETWORK

摘要

Disclosed are a method and a device for implementing off-site disaster recovery in an IMS network. The method comprises: when an AS in an application server pool fails, a first server forwarding services of users originally belonging to the failed AS to a normal AS; and forwarding services of users originally belonging to normal ASs to the ASs that the users originally belong to. Through the present invention, when an AS in an AS POOL fails, users originally belonging to normal ASs are not affected before and after disaster recovery.