Saturday's failure was caused by a software malfunction, while the error earlier in the month, which caused the system to shut down for 20 minutes, was caused by incorrect input by an adjoining air traffic control center.
In creating the IEEE 802.3 Ethernet Bandwidth Assessment report, input was collected from a variety of application spaces (servers, data center networks, high-performance computing, financial markets, carrier and cable operators, Internet exchanges, the scientific community, etc.) and from different geographic regions.