Communication using shared communication parameters which reduces unexpected communication device connections while conducting auto configuration

摘要

A communication apparatus includes: providing means for providing communication parameters to a receiving apparatus to be provided with communication parameters; determination means for determining whether there are a plurality of providing apparatuses that provide the communication parameters; and notifying means for, in case the determination means determines that there are the plurality of apparatuses, notifying the receiving apparatus that the providing means have already provided with the communication parameters of a notification that instructs the apparatus to halt the usage of the provided communication parameters.