Cisco IOS XE – Past, Present, and Future

Cisco IOS was developed in the 1980s for the company’s first routers that had only 256 KB of memory and low CPU processing power. But what a difference a few decades make. Today Cisco IOS XE runs our entire enterprise networking portfolio. That’s 80+ different Cisco platforms for access, distribution, core, wireless, and WAN. There are, with a myriad of combinations of hardware and software and physical and virtual form factors.