Dennis Cox: Measuring the performance and security of your network equipment has never been more important than it is today. Your devices must perform while remaining secure, and you can t afford to be lax about either part of that formula. Fuzzing is the process of sending data that injected errors into your network device, which might be malicious traffic. Using protocol fuzzing during the assessment of IT elements will unveil never-before-seen weaknesses and vulnerabilities, he says. Cox: Measure how your device handles a power on/power off scenario under high-load stress.
Source: https://threatpost.com/five-key-things-know-about-security-your-networking-gear-100510/74549/