The Best MPLS Lecture on the Net
The Best MPLS Lecture on the Net: The title says it all. Professor Karandikar gives two amazing lectures on MPLS and MPLS-TE that most engineers should hope to know cold. I watch it probably once every few months. Not saying much for my memory these days. It is an amazing amount of material delivered very precisely. Great stuff! I added some …
NOX OpenFlow Controller Install on Ubuntu 12.04
Screencast w/o audio. I think it’s quick and self explanatory. This is an install for the newer NOX release on Ubuntu 12.04. I believe the branch name is ‘verity’. It was just upped a couple weeks ago to Github with the new repo linked from noxrepo.org. It isn’t fully released but the site said Q1 2012, at the least, it …
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 …
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) …
OpenStack Essex Installation and Configuration Screencast from Scratch (Part 1)
Many hours, days, nights and poor defenseless VMs were destroyed in preparing this how-to. There are some great scripts out there but for most engineers and architects we need to tear it apart look at the guts and put it back together. You are in luck. There are a lot of moving parts on the current OpenStack Essex release, so …
