Patent ID: 6622258
Filing Date: 2003-09-16
Classification: H04J,H04L

Abstract:
A method for reconfiguring a ring having a plurality of nodes connected by first and second channels, said method comprising:sending, from a first node to a second node by way of said fist channel, a first fault signal indicative of a signal fault, said first and second nodes being selected from said plurality of nodes, said first fault signal causing an armed state at said second node and at another node being seemed from said plurality of nodes; detecting, at said second node by way of said second channel, information indicative of said signal fault; in response to said aimed state at said second node and in response to said information indicative of said signal fault, forming a first bridge at said second node; sending an acknowledgment signal from said second node to said first node by way of said second channel; and in response to said acknowledgement signal, forming a second bridge at said first node.