| 摘要 |
PROBLEM TO BE SOLVED: To provide information matched for each user. SOLUTION: The user transmits the request of wanting the list of books, for example, from a customer host 1 to a service host 2-4 of a library. This request is received through an Internet 10 by a network 15 as a mobile agent. The received mobile agent is transmitted through an agent host 3 to the service host 2-4. According to the transmitted mobile agent, the service host 2-4 prepares the list of books. The prepared list is transmitted to the agent host 3 and stored. By performing communication between the customer host 1 and the service host 2-4, when it is judged that the user comes to the library, the stored list is downloaded from the agent host 3 to the customer host 1. |
