Abstract: A device management apparatus configured to manage a managed device connected thereto via a network, the device management apparatus includes circuitry configured to: present use change information that allows a use change instruction of a function provided in the managed device; determine set values corresponding to the use change instruction for set values of various setting items required to execute the function to which the use change is instructed; and change the set values of the setting items related to the function to which the use change is instructed, for each of managed devices, from the set values before the use change instruction to the determined set values.

Abstract: A device management apparatus configured to manage a managed device connected thereto via a network, the device management apparatus includes circuitry configured to: present use change information that allows a use change instruction of a function provided in the managed device; determine set values corresponding to the use change instruction for set values of various setting items required to execute the function to which the use change is instructed; and change the set values of the setting items related to the function to which the use change is instructed, for each of managed devices, from the set values before the use change instruction to the determined set values.

Abstract: A communication device connected to a plurality of communication target devices, includes an address storage unit storing addresses of the communication target devices; a destination changing unit changing a destination address included in an outgoing message to any one of the addresses stored in the address storage unit, the outgoing message being generated using target software to be evaluated; a transmitting unit transmitting the outgoing message for which the destination address has been changed to the communication target device with the changed destination address; a receiving unit receiving, from the communication target device, a reply message in response to the outgoing message; a source changing unit changing a source address included in the reply message to the destination address that is obtained before being changed by the destination changing unit; and an output unit outputting, to the software, the reply message for which the source address has been changed.

Abstract: A communication device connected to a plurality of communication target devices, includes an address storage unit storing addresses of the communication target devices; a destination changing unit changing a destination address included in an outgoing message to any one of the addresses stored in the address storage unit, the outgoing message being generated using target software to be evaluated; a transmitting unit transmitting the outgoing message for which the destination address has been changed to the communication target device with the changed destination address; a receiving unit receiving, from the communication target device, a reply message in response to the outgoing message; a source changing unit changing a source address included in the reply message to the destination address that is obtained before being changed by the destination changing unit; and an output unit outputting, to the software, the reply message for which the source address has been changed.