BGP Update Streams 2002-01-10 23:51:05 198.140.178.0/24 2002-01-10 23:51:05 192.107.237.0/24 2002-01-10 23:55:53 199.230.128.0/23 2002-01-10 23:56:21 216.9.174.0/23 2002-01-10 23:56:21 216.9.172.0/24 Colored prefixes experienced a routing change at nearly the same time. Might they have something in common? Processing: Filter out noise (e.g., session resets). Divide timeseries into discrete 30-seconds windows.