Topology information automatic configuration method and its topology information automatic configuration system
First Claim
1. A topology information automatic configuration method for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask, established for every interface of each equipment connected to a network, comprising:
- a network address calculation step for obtaining a network address of a subnetwork to which an interface of an equipment is connected, as for every interface, based on the IP address and the subnet mask of the interface, wherein said network address calculation step is performed for every interface connection;
a topology information configuration step for configuring the topology information indicating that each equipment, including an interface having an identical network address identical to the network address obtained in said network address calculation step, is connected to the subnetwork of the identical network address; and
indicating that the equipment, having a plurality of interfaces, connects together subnetworks indicated by network addresses of the plurality of interfaces, said network addresses obtained in aid network address calculation step, wherein said topology information configuration step is performed before a corresponding network configuration.
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Abstract
A topology information automatic configuration method for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask, established for every interface of each equipment connected to a network, comprising: a network address calculation step for obtaining network address of a subnetwork to which an interface is connected, as for every interface, based on the IP address and the subnet mask of the interface; and a topology information configuration step for configuring the topology information indicating that each equipment including an interface having the identical network address obtained in said network address calculation step, is connected to the subnetwork of the above identical network address and that the equipment having a plurality of interfaces connect together the subnetworks indicated by the network addresses of the plurality of interfaces obtained in said network address calculation step.
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Citations
6 Claims
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1. A topology information automatic configuration method for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask, established for every interface of each equipment connected to a network, comprising:
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a network address calculation step for obtaining a network address of a subnetwork to which an interface of an equipment is connected, as for every interface, based on the IP address and the subnet mask of the interface, wherein said network address calculation step is performed for every interface connection; a topology information configuration step for configuring the topology information indicating that each equipment, including an interface having an identical network address identical to the network address obtained in said network address calculation step, is connected to the subnetwork of the identical network address; and indicating that the equipment, having a plurality of interfaces, connects together subnetworks indicated by network addresses of the plurality of interfaces, said network addresses obtained in aid network address calculation step, wherein said topology information configuration step is performed before a corresponding network configuration.
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2. A topology information automatic configuration method for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask and further including group ID for distinguishing each subnetwork as for an interface of the equipment connected to one of subnetworks given an identical network address existing in a network, established for every interface of each equipment connected to the network, comprising:
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a network address calculation step for obtaining a network address of a subnetwork to which an interface of an equipment is connected, as for every interface of respective equipment, based on the IP address and the subnet mask of the interface, said network calculation step being performed for each interface of the equipment, respectively; and a topology information configuration step for configuring the topology information indicating that each equipment, including an interface having an identical network address to the network address obtained in said network address calculation step and including no excluding group ID in the configuration information, is connected to the subnetwork of the identical network address, the equipment having an interface of the identical network address and that the equipment having the interface having the identical network address obtained in the network address calculation step and having a group ID equal to the group ID included in the configuration information, is connected to a subnetwork represented by the identical network address and the equal group ID, and that the equipment, having a plurality of interfaces, connects together subnetworks represented by the network addresses of interfaces commonly owned by the equipment, or connects together subnetworks represented by each pair of the network address and group ID of an interface, wherein said topology information configuration step is performed before a corresponding network configuration.
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3. A topology information automatic configuration system for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask, established for every interface of each equipment connected to a network, comprising:
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a network address calculation means for obtaining a network address of a subnetwork to which an interface is connected, as for every interface, based on the IP address and the subnet mask of the interface; and a topology information configuration means for configuring the topology information indicating that each equipment including an interface having an identical network address to the network address obtained in said network address calculation means, is connected to the subnetwork of the identical network address and indicating that the equipment, having a plurality of interfaces, connects together subnetworks indicated by network addresses of the plurality of interfaces obtained in said network address calculation means, wherein said topology information configuration means configure the topology information before a corresponding network is configured.
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4. A topology information automatic configuration system for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask and further including group ID for distinguishing each subnetwork as for an interface of the equipment connected to one of subnetworks given an identical network address existing in a network, established for every interface of each equipment connected to the network, comprising:
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a network address calculation means for obtaining a network address of a subnetwork to which an interface is connected, as for every interface of respective equipment, based on the IP address and the subnet mask of the interface; and a topology information configuration means for configuring the topology information indicating that each equipment, including an interface having the identical network address to the network address obtained by said network address calculation means and including no excluding group ID in the configuration information, is connected to the subnetwork of the identical network address, while indicating that the equipment having the interface having the identical network address obtained in said network address calculation means and the a group ID equal to group ID included in the configuration information, is connected to a subnetwork represented by the identical network address and the equal group ID, and indicating that the equipment, having a plurality of interfaces, connects together subnetworks represented by network addresses of the interfaces commonly owned by the equipment or represented by each pair of the network address and group ID of an interface, wherein said topology information configuration means configure the topology information before a corresponding network is configured.
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5. A computer readable storage medium for storing a topology information automatic configuration program for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask, established for every interface of each equipment connected to a network, the topology information automatic configuration program comprising:
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a network address calculation step for obtaining a network address of a subnetwork to which an interface is connected, as for every interface, based on the IP address and the subnet mask of the interface; and a topology information configuration step for configuring the topology information indicating that each equipment, including an interface having an identical network address to the network address obtained in said network address calculation step, is connected to the subnetwork of the identical network address and indicating that the equipment, having a plurality of interfaces, connects together subnetworks indicated by network addresses of the plurality of interfaces obtained in said network address calculation step, wherein said topology information configuration step is performed before a corresponding network configuration.
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6. A computer readable storage medium for storing a topology information automatic configuration program for configuring topology information indicating how to connect each equipment, based on configuration information, including IP address and subnet mask and further including group ID for distinguishing each subnetwork as for an interface of the equipment connected to one of subnetworks given an identical network address existing in a network, established for every interface of each equipment connected to the network, the topology information automatic configuration program comprising:
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a network address calculation step for obtaining a network address of a subnetwork to which an interface is connected, as for every interface of the respective equipment, based on the IP address and the subnet mask of the interface; and a topology information configuration step for configuring the topology information indicating that each equipment including an interface having an identical network address to the network address obtained in said network address calculation step and including no excluding group ID in the configuration information, is connected to the subnetwork of the identical network address, while the equipment having an interface of the identical network address obtained in the network address calculation step and a group ID equal to the group ID included in the configuration information, is connected to a subnetwork represented by the identical network address and the equal group ID, and that the equipment, having a plurality of interfaces, connects together subnetworks represented by network addresses of the interfaces commonly owned by the equipment or represented by each pair of the network address and group ID of an interface, wherein said topology information configuration step is performed before a corresponding network configuration.
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Specification