Data relay apparatus, data relay method, data relay program, service selection apparatus, service selection method and service selection program

摘要

A data relay apparatus 1 effectively prevents degradation of data quality by selecting a server and a route according to the load information and is arranged between a plurality of servers and a client in order to relay a connection request from the client to one of the servers. The data relay apparatus 1 comprises an information collection section 2 that collects load information on the servers and load information on the respective routes from the data relay apparatus to the servers and a service selection section 5 that selects at least a server and a route to the server in response to the connection request from the client according to the load information collected by the information collection section 2.