ROUTING ENGINE APPARATUS, ROUTER APPARATUS, AND MEMORY SEARCH METHOD IN ROUTING ENGINE APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a routing engine apparatus which is provided for a router apparatus based on the IPv6 protocol and capable of relieving the processing load on a processor wherein one CAM search system uses a search key having a bit width larger than a processable bit width so as to increase the number of search times and speed.;SOLUTION: The routing engine apparatus 10 includes: a processor 10c for mutually converting an IPv6 frame and a header information cell including an area for storing search information required for three kinds of search processes of filter searching, flow searching and trace searching and an area to which three kinds of search results are written; and a CAM search system 1 for carrying out the three kinds of the searching processes on the basis of the search information of the header information cell converted by the processor 10c, writing the three kinds of the searching results to the header information cell and transmitting the header information to the processor 10c.;COPYRIGHT: (C)2005,JPO&NCIPI