Information processing system
In an information processing system having an electronic device and a server device, the electronic device transmits information having a GIP to the server device, and the server device configures retuned information having a GIP, and transmits it to the electronic device. The electronic device receives and sets the GIP. Thus, the GIP setting of the electronic device can be performed automatically, thereby facilitating to access the electronic device from an external device via the Internet.
1 . An information processing system comprising a server device and an electronic device, wherein
the electronic device includes:
a server identifier storage part which stores a server identifier for identifying the server device;
a global IP address storage part which stores a global IP address;
a first information transmission part which transmits information having the global IP address stored in the global IP address storage part to the server device identified by the server identifier;
a first information reception part which receives returned information having a global IP address from the server device;
an IP address acquisition part which acquires the global IP address from the returned information that the first information reception part has received; and
an IP address setting part which sets the global IP address that the IP address acquisition part has acquired, and
the server device includes:
a third information reception part which receives the information having the global IP address from the electronic device; and
a third information transmission part which transmits the returned information having the global IP address that the third information reception part has received to the electronic device.
2 . The information processing system according to claim 1 , wherein
the electronic device is composed of a first electronic device and a second electronic device,
the first electronic device comprises:
the server identifier storage part;
the first information transmission part which transmits the information to the server device identified by the server identifier via the second electronic device;
the first information reception part which receives the returned information having the global IP address from the second electronic device;
the IP address acquisition part; and
the IP address setting part,
the second electronic device comprises:
the global IP address storage part which stores a global IP address;
a second information reception part which receives the information from the first electronic device;
a second information transmission part which transmits the information that the second information reception part has received and the global IP address to the server device;
a fourth information reception part which receives the returned information having a global IP address from the server device; and
a fourth information transmission part which transmits the returned information that the fourth information reception part has received to the first electronic device, and
the server device comprises:
the third information reception part which receives the information and the global IP address from the second electronic device; and
the third information transmission part which transmits the returned information having the global IP address that the third information reception part has received to the second electronic device.
3 . The information processing system according to claim 1 , wherein
the electronic device further comprises:
a second global IP address storage part which stores a second global IP address; and
a global IP address notification part which notifies the global IP address to a predetermined external device when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other,
the first information transmission part transmits the information periodically, and
the IP address setting part records the global IP address that the IP address acquisition part has acquired to the second global IP address storage part when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other.
4 . The information processing system according to claim 2 , wherein
the first electronic devices further comprises:
a second global IP address storage part which stores the second global IP address; and
a global IP address notification part which notifies the global IP address to a predetermined external device when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other,
the first information transmission part transmits the information periodically, and
the IP address setting part records the global IP address that the IP address acquisition part has acquired to the second global IP address storage part when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other.
5 . The information processing system according to claim 1 , wherein
the first information transmission part transmits the information when a certain condition is met.
6 . The information processing system according to claim 5 , wherein
the certain condition is related to a state of communication.
7 . The information processing system according to claim 6 , wherein
the condition related to the state of communication indicates that the first electronic device becomes unable to communicate.
8 . The information processing system according to claim 5 , wherein
the certain condition indicates that the first electronic device gets turned on.
9 . An electronic device for use in an information processing system, which automatically sets a global IP address of the electronic device, and which comprises a server device and the electronic device, the electronic device comprising:
a server identifier storage part which stores a server identifier for identifying the server device;
a global IP address storage part which stores the global IP address;
a first information transmission part which transmits information having the global IP address stored in the global IP address storage part to the server device identified by the server identifier;
a first information reception part which receives returned information having the global IP address from the server device;
an IP address acquisition part which acquires the global IP address from the returned information that the first information reception part has received; and
an IP address setting part which sets the global IP address that the IP address acquisition part has acquired.
10 . The electronic device according to claim 9 further comprising:
a second global IP address storage part which stores a second global IP address; and
a global IP address notification part which notifies the global IP address to a predetermined external device
when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other,
the first information transmission part transmits the information periodically, and
the IP address setting part records the global IP address that the IP address acquisition part has acquired to the second global IP address storage part when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other.
11 . The electronic device according to claim 9 , wherein
the electronic device is composed of a first electronic device and a second electronic device,
the first electronic device comprises:
the server identifier storage part;
the first information transmission part which transmits the information to the server device identified by the server identifier via the second electronic device;
the first information reception part which receives returned information having the global IP address from the second electronic device;
the IP address acquisition part; and
the IP address setting part, and
the second electronic device comprises:
the global IP address storage part which stores the global IP address;
a second information reception part which receives the information from the first electronic device;
a second information transmission part which transmits the information that the second information reception part has received and the global IP address to the server device;
a fourth information reception part which receives the returned information having the global IP address from the server device; and
a fourth information transmission part which transmits the returned information that the fourth information reception part has received to the first electronic device.
12 . The electronic device according to claim 11 , wherein
the first electronic device further comprises:
a second global IP address storage part which stores a second global IP address; and
a global IP address notification part which notifies the global IP address to a predetermined external device when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other,
the first information transmission part transmits the information periodically, and
the IP address setting part records the global IP address that the IP address acquisition part has acquired to the second global IP address storage part when the global IP address that the IP address acquisition part has acquired and the second global IP address are different from each other.
13 . A server device for use in an information processing system, which comprises the server device and an electronic device, and which automatically sets a global IP address of the electronic device, the server device comprising:
an information reception part which receives information having the global IP address from the electronic device; and
an information transmission part which transmits returned information having the global IP address that the information reception part has received to the electronic device.
14 . A program to be executed by a computer in an information processing system, which comprises a server device and an electronic device, and which automatically sets a global IP address of the electronic device, the program comprising:
a first information transmission step for transmitting information having the global IP address previously stored in the electronic device to the server device identified by a server identifier previously stored;
a first information reception step for receiving returned information having the global IP address from the server device;
an IP address acquisition step for acquiring the global IP address from the returned information received at the first information reception step; and
an IP address setting step for setting the global IP address acquired at the IP address acquisition step.
15 . A program to be executed by a computer in an information processing system, which comprises a first electronic device, a second electronic device and a server device, and which can automatically set a global IP address of the first electronic device, the program comprising:
a first information transmission step for transmitting information to the server device identified by a server identifier previously stored via the second electronic device,
a first information reception step for receiving returned information having the global IP address from the second electronic device;
an IP address acquisition step for acquiring the global IP address from the returned information received at the first information reception step; and
an IP address setting step for setting the global IP address acquired at the IP address acquisition step.
16 . The program according to claim 14 further comprising:
a global IP address notification step for notifying the global IP address to a predetermined external device when
the global IP address acquired at the IP address acquisition step and a second global IP address previously stored are different from each other;
at the first information transmission step, the information is transmitted periodically, and
at the IP address setting step, the global IP address acquired at the IP address acquisition step is stored as the second global IP address when the global IP address acquired at the IP address acquisition step and the second global IP address are different from each other.
17 . The information processing system according to claim 2 , wherein
the first information transmission part transmits the information when a certain condition is met.
18 . The program according to claim 15 further comprising:
a global IP address notification step for notifying the global IP address to a predetermined external device when
the global IP address acquired at the IP address acquisition step and a second global IP address previously stored are different from each other;
at the first information transmission step, the information is transmitted periodically, and
at the IP address setting step, the global IP address acquired at the IP address acquisition step is stored as the second global IP address when the global IP address acquired at the IP address acquisition step and the second global IP address are different from each other.