https://www.cnbc.com/2018/05/24/watch-cisco-ceo-chuck-robbins-speak-at-viva-tech-2018.html > [The stream is slated to start at 10.30 a.m. ET. Please refresh the page if you do not see a player above at that time.] > Chuck Robbins, the chief executive of Cisco, is speaking with CNBC's Karen Tso at the Viva Technology conference.