Patent ID: 6725276
Filing Date: 2004-04-20
Classification: H04L

Abstract:
A border network device that transmits messages between a first multicast domain and a second multicast domain, the first multicast domain having one or more first network devices, the second multicast domain having one or more second network devices, the border network device comprising:a first interface that receives a first domain message from the first domain for delivery to the second domain, the first domain message having first domain origin data, messages with first domain origin data originating from at least one of the first network devices; a first message converter that converts the received first domain message into a first intermediate message, the first intermediate message including intermediate data indicating that the intermediate message originated from the border network device; and an output that forwards the first intermediate message to a receiving second network device in the second domain; wherein the first intermediate message includes data that causes the receiving second network device to convert the first intermediate message into a second message, the second message including data indicating that the second message originated from one of the second network devices.