Seamless network-wide IGP migrations
Laurent Vanbever, Stefano Vissicchio, Cristel Pelsser, Pierre François, Olivier Bonaventure · 2011
Network-wide migrations of a running network, such as the replacement of a routing protocol or the modification of its configuration, can improve the performance, scalability, manageability, and security of the entire network. However, such migrations are an important source of concerns for network operators as the reconfiguration campaign can lead to long and service-affecting outages.