The Importance of Hardware in a Software-Defined WorldThe Making of a ChipWhat’s Happening in the World of NetworksHow Traditional Network ASICs Process PacketsTraffic Handling with CPUs and FPGAsIntroducing Flexible SiliconFlexible Switching Silicon: UADPFlexible Routing Silicon: QFPUADP and QFP—Summing UpWireless: Providing Innovation for MobilitySummaryFurther Reading