Those VLAN interface IP addresses will be the default gateway for each respective VLAN. Same for the other company, only pointing to the other edge device.

Discover the truth about VLANs—what they do, what they don’t, and how to use them effectively. Avoid costly mistakes and boost your network.

Learn about the top 5 VLAN setup errors, including native VLAN issues, incorrect port assignments, missing management VLANs, ...

Some networks use VLAN 1 as the management VLAN, while others set up a special number for this purpose (to avoid conflicting with other network traffic).

In a business environment you wouldn't use your default VLAN for anything, would have a separate VLAN for in-band management, and then add however many Vlans you need for user traffic.

Some networks use VLAN 1 as the management VLAN, while others set up a special number for this purpose (to avoid conflicting with other network traffic).

The network folks want to implement a VLAN on every floor of our buildings. We currently use Allied Telesyn Rapier 48 port 10/100 switches (AT-RP48) in all the buildings.

But then you must apply policy.” He advocates using VLANs to segregate traffic. “Then, there’s the separate question about how to prioritize the voice VLAN over data traffic.