Patent ID: 7430688
Filing Date: 2008-09-30
Classification: H04L

Abstract:
1. A network monitoring method for monitoring a plurality of network constituent elements that constitute a communication network by being connected to an operation system through a monitoring network, the network monitoring method comprising: periodically performing a health check of a malfunction detection between a group of the network constituent elements positioned close to each other within said communication network at a first monitoring period; and periodically performing a health check of malfunction detection on all of the network constituent elements by said operation system at a second monitoring period longer than said first monitoring period, wherein said group of the network constituent elements positioned close to each other is a group of network constituent elements connected to a router at an end of said monitoring network, and wherein when a malfunction occurs in said router at the end of said monitoring network, said operation system stops the health check on the network constituent elements managed by said router.