I think that you are misunderstanding how these vlans are working. If you have port that is tagging for vlan x that means that traffic that is on vlan x is encapped in dot1q. Untagged y means that ...

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.

Have you been told that VLANs are the ultimate solution to your network woes? That they’ll magically secure your infrastructure, eliminate complexity, and solve all your traffic management headaches?

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 ...

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, ...