METHOD AND DEVICE FOR ACQUIRING RESPONSE MESSAGE, METHOD AND DEVICE FOR ROUTING RESPONSE MESSAGE, AND SYSTEM FOR ACQUIRING RESPONSE MESSAGE AND ROUTING RESPONSE MESSAGE

摘要

A method and device for acquiring a response message, a method and device for routing the response message, and a system for acquiring the response message and routing the response message are disclosed. The method includes steps that: a source node sends a service request message to a second group of nodes via a first group of DRA nodes; and the source node acquires the service response message returned by the destination node via the second group of DRA nodes.