Troubleshooting Tricks for Orbi Networks

Tech on the Brain

I love a good troubleshooting challenge. But damn, this one had me stumped until I could pull back the covers of my Orbi system to discover the root cause.


I have a vmWare ESXi hypervisor in my home lab. The ESXi system is trunked up to a Ubiquiti router that is handling inter-vlan routing and has my Orbi base station set as the default gateway. Read more

Installing GNS3-Server on Ubuntu 18.04 LTS (Bionic Beaver)

Tech on the Brain

So, I attempted to use the apt-get binaries to install gns3-server on Ubuntu 18.04 LTS (Bionic Beaver). The issue I ran into is that the package is linked to a specific version of python3. The installation was linked to the python3 version 3.5 libraries as evidenced by the output:

cp: cannot stat '/usr/bin/python3.5': No such file or directory

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GNS3 – Slow Connection to Cloud [SOLVED]

Tech on the Brain

So, in connecting my virtual gns3 network to my local, physical lan, I found the connection speeds to be abysmal. Host to host speeds within the virtual network were good but communicating from a virtual host to a physical host had speeds around 10kbps.

Some poking around on Google revealed that this is a common problem. I was able to solve this by following the advice in this article. Read more

Python SlackClient with Proxy Server Support

Tech on the Brain

While writing my first Slack bot using some of the tutorials found here, I ran into a big problem. My bot will live in a locked-down environment where the only outbound access is through a proxy server.

I had to do quite a bit of searching through the source code, because, for whatever reason, I could not find how to use a proxy server with the slackclient python library in the documentation or in any simple google searches. So, I am writing this entry in hopes to save someone else the headache of having to track down the nuances of proxy usage in the urllib3 and the websocket libraries. Read more