Cisco uses a technology called CleanAir Technology. CleanAir Technology takes automatic action to avoid interference and provides system-wide discovery without an impact on performance.
Unix is the name of an Operating System (software) and Cisco is the name of a technology company.
You can find information about 'Cisco NAC' directly from the Cisco official website or from Information technology websites that deal with 'Servers' such as 'infotech'.
IPBASE
One may learn about network technology by using the resources at the website for CISCO. They have a great section called "The Cisco Learning Network" that explains networks in very detailed articles.
According to the official Cisco website, the Cisco Smart Business Communication (also known as CSBC) program helps businesses with voice, wireless and video systems.
The Cisco press covers a wide variety of topics in their extensive and everyday research. Cisco mainly focuses on technology and electronics, since these elements are becoming so important in our everyday lives.
For technology-based, vendor-neutral training to courses focused on specific brands and products such as Cisco can be found from courses from your local university
The Cisco Unity service is a service that providers information, technology and collaboration details and software for people looking to branch out to other companies.
You can purchase a Cisco 871 router online at technology related websites such as NewEgg and Tiger Direct. You can also purchase the Cisco 871 used from personal sellers by using Craigslist and eBay.
Technology wise there is no such difference.
cisco that one was easy!