Patent ID: 6721791
Filing Date: 2004-04-13
Classification: H04L

Abstract:
A trap control system including a manager and an agent which are connected via a network to each other, said agent issuing a trap to said manager for monitoring,said manager comprising: an entry demand processing unit issuing a trap entry demand containing a self-address and trap effective time to an agent to be monitored, for the entry as an object of trap; an effective time management processing unit issuing a release demand for deleting the entry as the object of trap or issuing a time extension demand for continuing the entry as the object of trap, in response to a release validation demand from said agent; and a trap monitor processing unit receiving and processing a trap from an agent which has made an entry demand as the object of trap; said agent comprising: a trap entry processing unit entering an address of the object of trap and trap effective time into a database upon the receipt of a trap entry demand from said manager; a trap issuance processing unit referring to said database upon the occurrence of trap to issue a trap to said manager entered as the object of trap; a timeout monitor processing unit issuing a release validation demand to a corresponding manager upon the timeout of the trap effective time of said database; a release processing unit deleting the entry of a corresponding object of trap in said database upon the receipt of a release demand from said manager; and a time extension processing unit updating a corresponding effective time in said database upon the receipt of a time extension demand from said manager.