Patent Document ID: 9866316
Application ID: 14980579
Patent Flag: 1

Claim One:
1. A method, comprising: receiving, at a computer, one or more dying gasp communications, the one or more dying gasp communications comprising at least one communication from an optical network terminal (“ONT”) at a subscriber premises, wherein the dying gasp communications are sent based upon a detection of a sudden drop in at least one of received power or resolution; determining, at the computer and based at least in part on the one or more dying gasp communications, that a network impairment has occurred in an optical fiber in a network serving the ONT; and identifying, at the computer and based at least in part on an analysis of information contained within the one or more dying gasp communications, an approximate location of the network impairment, wherein an approximate location of the network impairment is determined based on a number of a plurality of dying gasp communications received by the computer.