Patent ID: 8406135
Filing Date: 2013-03-26
Classification: H04L,H04M,H04Q,Y02D

Abstract:
1. An access device comprising: a plurality of digital subscriber line moderns for terminating a plurality of corresponding digital subscriber lines and connecting the plurality of digital subscriber lines to an access network; and a control unit for monitoring one or more of the plurality of digital subscriber lines and generating and transmitting a message to a management device in dependence upon results of monitoring the one or more of the plurality of digital subscriber lines, wherein the control unit is configured to monitor, in respect of each line, whether the line has had to resynchronize more than a predetermined number of times within a predetermined period of time and is further configured to send a notification to the management device whenever the control unit determines from the monitoring that the line has had to resynchronize more than the predetermined number of times within the predetermined period of time.