SDN and OpenFlow Quotes from some of the Best
Like anyone reading this, we are avid consumers (in my case leech) of information. I put together some quote from people regarding SDN and OpenFlow. Most of the people in the list are intrinsic in helping me shape my own views regarding technology with the outstanding content, ideas and research they generate. “Think of it as a general language or an instruction …
MPLS VPLS configuration with Juniper JunOS
Posting a Juniper VPLS how-to on a couple of J-series routers. Have been pretty SDN focused lately so wanted to get some real stuff in for a post. Docs on JunOS VPLS can be shaky so nothing like a couple real configs to plugin your address in the lab if having problems with L2 VPNs. This includes MPLS VPLS configuration …
SDN Use Cases
We have a few problems in networking. The following document are some SDN use cases that have come up over the past recent months/years. New abstractions in networking should enable solutions we never thought possible due to the monolithic nature of networking gear today (Mainframe 1980). This is all coming from a person who thinks MPLS can squeeze orange juice out …
OpenStack Essex and Quantum Installation using OpenvSwitch from Scratch
Here is a walkthrough for the Quantum Network Manager Plugin for OpenStack Essex with a Quantum Installation with OpenvSwitch. 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 …
Troubleshooting Common OpenStack Errors
Troubleshooting Common OpenStack Errors These are some notes from troubleshooting common OpenStack Errors that I have run into in the past year. These were mostly from Diablo and Essex but some are applicable to future releases especially surrounding Nova. /*Check all services $nova-manage service list (check for XXX or smiley face) Binary Host Zone Status State Updated_At nova-scheduler openstack1 nova …
OpenStack Essex Installation Walkthrough from Scratch (Part3)
Dashboard Installation /*Install packages $apt-get install libapache2-mod-wsgi openstack-dashboard /*Restart Apache $restart apache $service apache2 restart /*Connect to the Dashboard web page. http://localhost or http://x.x.x.x So easy a caveman (me) can do it. Not really it is a pain to get it working smoothly but mainly for me was lack of good directions and learning the pieces and parts to something …
OpenStack Essex Installation Walkthrough from Scratch (Part2)
Update: My latest installation document for Folsom can be found here. It’s too tough to try and keep up with debugging installers myself so I am just using DevStack in that tutorial. Thanks! Populate Glance Host VM OS Images /*Upload Images /* 11.10 image wget http://uec-images.ubuntu.com/releases/11.10/release/ubuntu-11.10-server-cloudimg-amd64-disk1.img /* 12.04 image wget https://cloud-images.ubuntu.com/precise/current/precise-server-cloudimg-amd64-disk1.img $/etc/init.d/glance-api restart $/etc/init.d/glance-registry restart /*List Images $glance index (Should be empty) …
