No DHCP relay, but separate DHCP configure for router VLAN interface. So the host em0.30 interface DOES properly get a DHCP VLAN IP (different private IP block than my main, public LAN). So I know the ...

Use these tips as a guide to keeping a lock on data when using virtual LANs. Securing a virtual LAN network begins with physical security. These best practices can help administrators and IT managers ...

We inherited a Digium Switchvox 355 when we acquired a company last year. We're just about finished standardizing the site, and one of the last pieces is the phone system. Currently, its plugged into ...

Once your home network grows a little more complex, you soon realize that grouping devices into virtual local area networks (VLANs) makes a lot of sense, both from a security and administrative ...

To begin, we must have a more formal definition of what a LAN is. LAN stands for local area network. Hubs and switches usually are thought of as participating in a single LAN. Normally, if you connect ...

It's no surprise that Linux makes a great router and firewall. A lesser-known fact is that you also can use Linux as an Ethernet bridge and VLAN switch, and that these features are similarly powerful, ...

In the IP based Ethernet networks, data and voice services are often transmitted simultaneously over the network. Voice traffic, in particular, requires a higher forwarding priority than data traffic.

The smart home is quite an achievement when fully deployed. Once a network has been established and a few devices added, you'll have quite a compelling solution. But to take this to the next level, ...