One way to boost network security is to use Cisco's Port Security feature to lock down switch ports. Learn the basics of port security, and find out how to configure this feature. A growing challenge ...

Cisco is patching holes in software for Nexus 3000, 3500, 7000, 9000 switches and for Firepower 4100 Series next-generation firewall and Firepower 9300 security appliance. Cisco has bundled 25 ...

In a security alert published today, Cisco has advised owners of Nexus switches to disable a feature called PowerOn Auto Provisioning (POAP) for security reasons. POAP is currently enabled by default ...

Banks, co-host of the Packet Pushers Podcast, has been managing networks for higher ed, government, financial services and tech organizations since 1995. A well-configured internet firewall will ...

Banks, co-host of the Packet Pushers Podcast, has been managing networks for higher ed, government, financial services and tech organizations since 1995. When you plug in an out-of-the-box network ...

Cisco has patched today three dangerous bugs in one of its most popular products, the Cisco Small Business 220 Series of smart switches. Of the three, the first two are the most dangerous because they ...

As businesses grow, they often open new offices. However, many lack the resources and expertise to properly protect their IT infrastructure at smaller branches. Some branch offices are left to fend ...