linux

Ubuntu Automated Installation (For K8S)

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Because I am doing a lot of testing it can be rewarding to do a complete re-installation of a Kubernetes cluster. As a result the only thing I disliked was the manual process of the Ubuntu installation.Here is a procedure to automate a complete Ubuntu installation and customize it. Requirements Before you can start, make … Read more

iSCSI : Creating a Target and Initiator

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To be honest, I never worked with iSCSI. After some questions, I had a closer look about the protocol. If you don’t have anything to do during a evening, you can read RFC 3720 and RFC 3721. The first thing you will need if you want to have some hands-on with the protocol is to … Read more

Dev-ops rules the world with Cisco NX-OS !

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Dev-ops are cool ! So you wanne be cool. Learn the following nice features with Open NX-OS for the Nexus 9000:

What can you do when you login with a dev-ops role on a Nexus 9000:

N9K-OpenNXOS# sh role name dev-ops

Role: dev-ops

  Description: Predefined system role for devops access. This role

  cannot be modified.

  ——————————————————————-

  Rule    Perm    Type        Scope               Entity                  

  ——————————————————————-

  6       permit  command                         conf t ; username *     

  5       permit  command                         attach module *         

  4       permit  command                         slot *                  

  3       permit  command                         bcm module *            

  2       permit  command                         run bash *              

  1       permit  command                         python * 

Lets enable the bash-shell and nxapi feature :

N9K-OpenNXOS# conf t

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