A virtual LAN is a logical division of a network that enables devices to communicate as if they are connected to a single switch. These divisions are critical to network security, performance and ...

Ron Nutter helps a reader who needs help with a VLAN configuration issue. I am studying for my CCNA (self taught). I’m trying to understand an issue. If I had Host A and Host B attached to individual ...

With the proliferation of cryptologic technology, Web application firewalls and intrusion- detection systems in recent years, the emphasis placed on the acquisition and deployment of said devices has ...

Add Yahoo as a preferred source to see more of our stories on Google. When set up correctly, virtual LANs improve the performance of busy networks. VLANs can group client devices that communicate ...

Nutter helps a reader protect the servers in his growing network. As our network grows in size, so does the need to protect the servers. We have already put in an interior firewall between the servers ...

Rick Cook learned programming on a computer with magnetic drum memory. Since then he's written thousands of articles on all aspects of computers and high technology — as well as several fantasy novels ...

- Windows 10 VM running on ESXi Server (connected to vmnic1, port 6 on TP-Link) - OPNsense Firewall VM running on ESXi Server (connected to vmnic1, port 6 on TP-Link) The OPNsense Firewall VM can do ...

His love of PCs and their components was born out of trying to squeeze every ounce of performance out of the family computer. Tinkering with his own build at age 10 turned into building PCs for ...