|Brocade Communication Systems, Inc.||Data Center Fabric|
|Cisco Systems||Unified Data Center Fabric|
|Extreme Networks||Open Fabric Data Center|
|Force10 Networks||Open Cloud Networking|
Nearly all of them claim membership, in one form or the other, in the OpenFlow and the OpenStack community. So, how will a cloud provider pick from among these? Some of the obvious considerations are:
- Is the physical infrastructure capable of 5 9s1, or 99.999%, availability?
- How many virtual networks can be supported by the physical infrastructure? Or, more specifically, how many virtual links can be supported between any two geographical data centers? The economics for a cloud provider is related to this parameter.