Patent ID: 7539744
Filing Date: 2009-05-26
Classification: H04L

Abstract:
1. A method comprising: executing a network operating system (NOS) on each processor element of a switch; via the NOS, creating a distributed messaging layer channel among a dynamic set of control blades of a plurality of control blades of the switch that are present and intercommunicating in the switch; maintaining master control blade management information, including an object manager global database containing information regarding and configuration of active virtual private networks (VPNs) within the switch, active virtual routers (VRs) within the switch, object groups within the switch and objects within the switch, on a master control blade of the dynamic set of control blades; maintaining redundant master control blade management information, including a replica of the object manager global database, on one or more standby control blades of the dynamic set of control blades by