Title:
A communication analysis device and a communication analyzing method
Document Type and Number:
Japanese Patent JP6040188
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To easily analyze an abnormality of a communication system.SOLUTION: The communication analyzer includes an extraction unit 102 and a sequence generation unit 104. The extraction unit 102 acquires signals that are transmitted or received between a plurality of repeating devices 30a-30c for establishing a call between terminals 20a and 20b, and extracts an error signal to be analyzed. The sequence generation unit 104 collects the extracted error signal, and all signals transmitted or received between the plurality of repeating devices for establishing a call between the transmitting terminal and the receiving terminal in relation to the error signal, and generates a sequence diagram of the signals between the transmitting terminal and the receiving terminal.
Inventors:
Yasuko Nishimoto
Eiji Ishikawa
Tsuneki Tanaka
Eiji Ishikawa
Tsuneki Tanaka
Application Number:
JP2014034470A
Publication Date:
December 07, 2016
Filing Date:
February 25, 2014
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G06F11/07; G06F11/32; H04L12/70; H04M3/00
Domestic Patent References:
| JP2009177513A | ||||
| JP2004248192A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Rie Kudo
Rie Kudo