Patent ID: 7945644
Filing Date: 2011-05-17
Classification: A63F,H04L

Abstract:
1. A method of initializing a server for a replication group comprising a plurality of servers configured to communicate using a multicast, the method comprising: receiving a request of initializing a location server to register the requested location server to one of multicast servers of a replicated multicast group, wherein a plurality of multicast servers are replicated in a network; transferring a set of status update messages associated with one of the multicast servers to the requested location server in response to detection of a completion of a registration by one of the multicast servers, wherein the set of status update messages are transmitted from a service server to one of the multicast servers using an anycast; requesting the requested location server for receiving dumping message; and dumping, in responding to the request, the set of status update messages of one of the multicast servers to the requested location server, wherein said dumping comprises determining whether a firstly requested location server has received each status update message at a time when the dumping message is requested, and dumping another set of status update messages to the secondly requested location server, wherein the another set of status update messages is determined based on a time stamp of each status update message and the time stamp is determined when the firstly requested location server transfers set of status update messages.