Netmiko is a python library created by a living legend amongst
network engineers, Kirk Byers. Netmiko aims to simplify SSH connections to network devices with python by extending the
paramiko library to deal with the idiosyncrasies of SSHing to our
favorite network gear.
Netmiko has a huge...
This blog covers how to install Cisco csr1000v boxes for use with Vagrant. Cisco does not provide a csr1000v
Vagrant box so similar to my other
post
on creating a Vagrant box from the ASAv ova, I will show you how to create a csr1000v
Vagrant box. This post assumes that you already have a...
This blog covers how to install Cisco ASAv boxes for use with Vagrant. Cisco does not provide an ASAv Vagrant box
on Vagrant cloud but it is possible to create a Vagrant boxes out of the ASAv VMware ova. As you will see it is a
bit more involved but well worth the effort. This post assumes...
TCPDump is a tool for sniffing packets on a network. This is not a
comprehensive tutorial, only a quick reference source. Consult the man pages and/or documentation for
indepth explanation of commands.
Capturing Traffic
All Traffic for an interface
-i <interface-name> specifies an...
This blog covers how to install Juniper boxes for use with Vagrant. This post assumes that you already have a
working vagrant install.
Plugins
Firstly install the Juniper plugins to enable Vagrant to communicate to the boxes correctly.
cmd
vagrant plugin install vagrant-host-shell...
This blog covers how to install Arista boxes for use with Vagrant. Although Arista does not provide Vagrant boxes
on Vagrant cloud they do provide boxes that can be downloaded from the arista.com website. This post assumes that
you already have a working vagrant install.
Download
Go to the...
Hell has nine layers
.... so does the OSI model. I know, I know, you have been taught that
the OSI model has seven layers. See the illustration below for the proof.
continue reading
This is the first part of a three part series on Ansible Tower.
In this series we will download, install, and configure Ansible Tower with user, groups
and to execute jobs.
Code versions used for this lab
Python - 2.7.5
Ansible - 2.2.1
Centos 7 - minimal 1511
Ansible Tower -...
Vagrant by Hashi Corp is an extremely useful tool for building and
configuring reproducible development environments. Vagrant enables this with the sharing of
configuration files that are used to build exactly the same environment every time. This allows
for collaborative development with...
This is part two of a series on Anisble for network engineers. In this part of the series
we will take the playbook from
part one
and convert it into roles.
Roles in Ansible allow for easy re-use and sharing of code and it is important to understand them
as they will use role based...