internetwork operating system造句

"' Cisco IOS "'( originally "'Internetwork Operating System "') is a family of software used on most Cisco Systems multitasking operating system.
Finally, Stakkato was able to gain access to Cisco Corporation's router internetwork operating system ( IOS ) source code, which enabled the attacker to develop custom exploits, rootkits ( backdoors ), and enhanced control of routers around the world.
It's difficult to find internetwork operating system in a sentence. 用internetwork operating system造句挺难的