Patent ID: 8694829
Filing Date: 2014-04-08
Classification: G06F,H04L,H04W

Abstract:
1. A computer program product having a non-transitory computer readable medium including programmed instructions to diagnose a failure configured to be executable by a computer, wherein the instructions, when executed by a computer, cause the computer to perform: performing a first confirmation of confirming presence of a connection to a correspondent node in a first communication layer, presence of a connection to a correspondent node in a second communication layer differing from the first communication layer, and presence of a connection to a correspondent node in a third communication layer differing from the first communication layer and the second communication layer; locating where a communication failure occurs among the computer, the correspondent node in the first communication layer, the correspondent node in the second communication layer, and the correspondent node in the third communication layer, based on a result of the first confirmation; and performing output control of causing an output unit to output a result of the locating, wherein