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Hi Dave,

We have a similar number of VLANs across our operations and there is no debate around the need for the VLANs and their separation. My question is more around whether a VM (e.g. Linux)...

Ok, so those are two valid use cases:

1) Ensure separation of backup network from server traffic
2) Cluster interconnection separation from server traffic (e.g. Oracle RAC etc)

Any others?

Hi,

No doubt that a physical server and hence base hypervisor would connect to multiple VLANs and do VLAN tagging (e.g. in VMWare distributed switch). E.g. vMotion on one VLAN, VMWare admin on...

Thanks Dave,

I can understand how the ILOM, SAN etc would be on different VLANs. In your case, does the VM OS itself span VLANs. E.g. if its a web server listening on port 80, would the web server...

Lots of views but no replies. Anyone?

In a "typical" data centre environment (telco, financial services etc), would a Linux OS typically have one IP address connected to one VLAN or would it have many IPs and/or VLANs. I say "Linux OS"...