Patent ID: 9678921
Date: 2017-06-13
CPC Classifications: G06F,H04L

Claim:
1. A system for monitoring data file transfers from a send node on a first server computer to a receive node on a second server computer, comprising: a one-way data link having an input coupled to an output of the first server computer and an output coupled to an input of the second server computer, the first server computer coupled to the second server computer only via the one-way data link, there being no other communication path between the first server computer and the second server computer, the one-way data link configured to transmit data files from the input thereof to the output thereof and to prevent any signal from passing from the output thereof to the input thereof; the send node on the first server computer including a send log file monitoring and transmitting module which outputs a send log file containing information about a sequence of a plurality of data files separately sent to the input of the one-way data link by the send node; the receive node on the second server computer including a receive log file monitoring and transmitting module which outputs a receive log file containing information about a sequence of a plurality of data files separately received by the receive node on the output of the one-way data link; and a third server computer, separate from the first server computer and the second server computer, containing a reconciliation module for receiving the send log file and the receive log file and identifying any data file transfer errors by comparing the send log file with the receive log file.