Patent attributes
A route control device controls a transfer destination in a plurality of transfer devices that are included in a network and that transfer packets flowing between a first information processing device and a second information processing device. The route control device comprises a processor. The processor detects that a session is to be newly established, on the basis of a packet of a protocol that controls establishment of a session between the first information processing device and the second information processing device, selects a route with a light load from among a plurality of routes connecting the first information processing device and the second information processing device, and makes a transfer device on a selected route establish a selected route.