Concentrator, relay control method, relay control program, recording medium recording relay control program, information processing apparatus, DHCP server, DHCP processing method, DHCP processing program, recording medium recording DHCP processing program, and so forth Information processing system

摘要

PROBLEM TO BE SOLVED: To provide a line concentrator capable of eliminating a defect such as concentration of jobs on a particular information processing apparatus and quickly carrying out data transfer processing.;SOLUTION: The line concentrator 4 classifies a plurality of printers 7 into groups depending on functions of the printers 7 to which the line concentrator 4 is connected via a communication network and includes a storage section 16 for storing a VLAN table 29 for storing virtual addresses corresponding to the groups. Upon the receipt of data addressed to each virtual address, a monitoring section 23 references the VLAN table 29 to carry out control of transmitting the received data to all of a plurality of the printers 7 belonging to the group corresponding to the virtual address.;COPYRIGHT: (C)2005,JPO&NCIPI