Cisco Systems (NASDAQ: CSCO) shares surged as much as 17% in post-market trading following the Q3 2026 release, though the rally was not merely a reaction to the headline numbers. While revenue hit $15.84 billion, surpassing the $15.56 billion consensus, and non-GAAP EPS of $1.06 cleared expectations, the real catalyst was a massive upward revision in the company's full-year outlook. By raising fiscal 2026 revenue guidance to a range of $62.8 billion to $63.0 billion, Cisco signaled that a speci