| 摘要 |
<P>PROBLEM TO BE SOLVED: To disperse distribution load of content in a system where DNS (domain name system) is applied to CDN (content delivery service). <P>SOLUTION: A domain name comprising a plurality of labels including a label to be a label every domain level constituting the domain name which shows a prescribed domain and a content label for identifying content with respect to the domain name to be acquired among labels showing a sub-domain or a host is received from an inquiry device for inquiring about a solution, label information showing the content label and location information showing a location of a node device are associated and stored, use information showing a use status of a content distribution system is acquired, the association between the label information and the location information is updated according to the use status of the content of distribution system on the basis of the acquired use information, and the location information associated with the label information showing the content label included in the received domain name is transmitted to the inquiry device. <P>COPYRIGHT: (C)2012,JPO&INPIT |
