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Journey of IPv6 in OpenStack
With the exhaustion of IPv4 addresses, IPv6 is no longer a choice but is now a necessity, even more so in case of a cloud environment. Neutron includes a sub-team focused on bringing parity between...
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A journey of a packet within OpenContrail
In this post we will see how a packet generated by a VM is able to reach another VM or an external resource, what are the key concepts/components in the context of Neutron using the OpenContrail...
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We know that all software components and services generate log files. These log files are vital in troubleshooting and debugging problems. If the log files are not managed properly then it can be...
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OpenContrail on the controller side
In my previous post I explained how packets are forwarded from point to point within OpenContrail. We saw the tools available to check what are the routes involved in the forwarding. Last time we...
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Skydive : a real-time network analyzer
SDN solutions are complex and troubleshooting/monitoring them is even harder. It seems that while we have a better way to automate the network we lose visibility and operability. For example, in order...
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Skydive plugin for devstack
Devstack is the most commonly used project for OpenStack development. Wouldn’t it be cool to have a supporting software which analyzes the network infrastructure and helps us troubleshoot and monitor...
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Native DHCP support in OVN
Recently native DHCP support has been added to OVN. In this post we will see how native DHCP is supported in OVN and how it is used by OpenStack Neutron OVN ML2 driver. The code which supports native...
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OVN Support in TripleO
This blog post describes the steps required to deploy OVN in tripleo and a little bit of details on how it is deployed and the various components of tripleo used. If you are interested only in...
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DPDK flow probe with Skydive
Skydive is “an open source real-time network topology and protocols analyzer”. It is a tool (with CLI and web interface) to help analyze and debug your network (OpenStack, OpenShift, containers, …)....
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