What they do, why they're useful, and how to get started A virtual local area network is a logical subnetwork that groups a collection of devices from different physical LANs. Large business computer ...

When there's a bridge on the bare, untagged (default VLAN id 1) interface, that bridge grabs all traffic for the bridges on VLAN interfaces, or grabs the arps, or something.

I have a need where I need to trunk several VLANs on an interface, along with untagged L3 traffic. I'm trying to set this up on Juniper EX-series switches. Here's an example config that I would like ...