Patent ID: 8315173
Filing Date: 2012-11-20
Classification: H04L

Abstract:
1. A transmission apparatus comprising: a plurality of elements, each of the elements including: at least one main signal package; and a monitor control package that is provided in correspondence with the main signal package and that monitors the main signal package and that is connected to a monitor control package of at least one other element via an inter-apparatus bus, wherein the monitor control package in one element, on occurrence of a malfunction in the main signal package that the monitor control package monitors, collects an alert from the main signal package, and transmits an alert masking control signal, using the inter-apparatus bus, to the monitor control package of another element to which belong the main signal package of a masking target, wherein the monitor control package in the another element transmits path information in the another element to the monitor control package in the one element via the inter-apparatus to enable the monitor control package in the one element to recognize state of connection of the main signal package thereof with the main signal package of the another element, the monitor control package in the one element generating the alert masking control signal, based on the recognition of the state of the connection of the main signal package thereof with the main signal package of the another element.