Virtual LAN

How to set up a disaster recovery (DR) VLAN to replicate data

I am new to disaster recovery (DR) and IT management. I have a production site with Cisco switches, and I'm backing up data to a storage area network (SAN). I have a GB link to a remote office and would like to replicate data to another SAN at the remote location. How do I set up a DR virtual LAN...

Routing VLANs to public IPs from Intranet through Fortigate firewall

We have three virtual local area networks (VLANs) as follows: 1 data, 2 voice and 3 wireless. We have 6506e at the core, and interVLAN routing is working fine. The problem is implementing FortiGate firewall in transparent mode and terminating the ISP on the router with Ethernet output. I am not...

Applying no IP route-cache on VLAN interfaces in a Layer 3 switch

Is it necessary to apply no IP route cache on virtual local area networks (VLAN) interfaces in an L3 switch and why? What are the advantages or disadvantages?

What is a non-routable VLAN? Why would you use one?

I've heard the term "non-routable VLAN" but am not sure what exactly it means, why it exists or when it's used. It would seem perhaps just by definition that it's an existing virtual local area network (VLAN) that just doesn't have a VLAN interface created for it anywhere on purpose. Do you use it...