[Iranian Media: U.S.-Made Communication Equipment in Iran 'Malfunctioned' During Attack in Central Iran] Deep Tide TechFlow reports: On April 15, according to a report by Iran's Fars News Agency on the 14th, during an attack in Isfahan Province in central Iran, a large number of U.S.-made communication devices within Iran suddenly malfunctioned, with operating systems crashing. The report stated that the malfunctioning communication equipment was all from U.S. brands such as Cisco, Fortinet, and Juniper. (Xinhua News Agency)