Without network protocols, the modern internet would cease to exist. Network protocols enable the exchange of information across the internet. They work behind the scenes so effectively that most ...

Virtual network functions (VNFs) are virtualized tasks formerly carried out by proprietary, dedicated hardware. VNFs move individual network and network security functions out of dedicated hardware ...

Network devices control how traffic can travel across the network and have security monitoring features. Refine and preserve your settings by managing network device configurations. Network devices ...

Based on e-mails from readers of this newsletter, many of you have some concerns about buying multi-function security devices because they represent a potential single point of failure. It’s a good ...