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SDN Business Cases

We have a few problems in the networking construct and as much as I dont want to say,  paradigm, ecosystem, abstraction etc. a million times there may be a couple hundred in the following writeup. The following document are some rationalizations that have come up over the past recent months/years for some new abstractions in networking that […]

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SDN for Internet Providers Use Case

In the bag of magic tricks that SDN has the potential to add as our networks get decomposed over the next few years is self provisioned provider edge nodes. Forget OpenFlow in this, as that is a wire protocol that is vital, but a small and important component of the bigger picture. OF is extremely […]

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OpenStack Essex and Quantum Installation using OpenvSwitch from Scratch

Here is a walkthrough for the Quantum Network Manager Plugin for OpenStack. It is still in dev so expect weird things and stability issues. For a guy with a networking bread and butter this is the extremely exciting piece of OpenStack for me. I will do a followup and try and breakdown the OpenvSwitch components […]

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Troubleshooting Common OpenStack Errors

##############General Tips############## /*Check all services $nova-manage service list (check for XXX or smiley face) Binary Host Zone Status State Updated_At nova-scheduler openstack1 nova enabled :-) 2012-05-12 22:42:14 nova-compute openstack1 nova enabled :-) 2012-05-12 22:42:12 nova-network openstack1 nova enabled :-) 2012-05-12 22:42:14 $ ps -ea | grep nova 11448 ? 00:02:54 nova-cert 12072 ? 00:02:57 nova-network […]

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