• 20:25: Loss of backbone link between EWR and ORD
• 20:25: Backbone between ATL and IAD is congesting
• 21:12 to 21:39: ATL attracted traffic from across the backbone
• 21:39 to 21:47: ATL dropped from the backbone, service restored
• 21:47 to 22:10: Core congestion caused some logs to drop, edge continues operating