Networking Categories | Page 2 of 4

January 20, 2019 12:39 am By Travis Leave a Comment

Output IP Address with ipconfig Findstr Ethernet Adapter

How many times have you entered ipconfig /all at the command line to return a single IP address, then have to strain your eyes sifting through mostly unwanted networking info (subnet mask/gateway/DNS/mac address)? As a sysadmin, after rinsing and repeating this process nearly every day of your waking sysadmin life, this tends to lean towards the monotonous side. What I would like to propose is to declare an environment variable which utilizes native Windows CLI tools which strips out the … [Read more...]

January 13, 2017 12:47 am By Travis Leave a Comment

Enable Tor on Android over WiFi

https://youtu.be/CU3qcsOIwF8 In this video I show you how to enable Tor on Android with Orbot and prove that the Google Chrome browser is using a real Tor IP address instead of my public IP. Not all applications are guaranteed to route its traffic over the Tor network but as you can see in my video, the browser Google Chrome is using Tor. If you want to create a separate entry in your Wireless connection list on your phone so you know which one is what, I recommend creating another wireless … [Read more...]

December 23, 2016 11:46 am By Travis Leave a Comment

The Open Guide to Amazon Web Services

Credits ∙ Contributing guidelines Table of Contents Purpose Why an Open Guide? Scope Legend AWS in General General Information Learning and Career Development Managing AWS Managing Servers and Applications Specific AWS Services Basics Tips Gotchas ALB ? ? ? AMIs ? ? ? API Gateway ? ? ? Auto Scaling ? ? ? Batch ? ? Certificate Manager ? ? ? CLB … [Read more...]

December 16, 2016 9:01 pm By Travis 1 Comment

PPTP vs L2TP vs OpenVPN vs SSTP vs IKEv2

With Edward Snowden’s shocking revelations that the NSA has for years been working to crack and subvert VPN encryption technologies, together with the fact that it is becoming increasingly obvious that most such technologies have been developed and certified by the US government’s National Institute of Standards and Technology (NIST), may therefore be considered suspect. This article will start with a rundown of the major differences between the different VPN protocols and how they affect … [Read more...]

December 11, 2016 2:10 pm By Travis Leave a Comment

WiFi and Networking Tutorial

With AV, security, and home automation systems all running over IP networks, professional installers have a tremendous opportunity to grow their businesses by offering wired and wireless networking solutions. While installing an IP network can be a daunting task for the uninitiated, by understanding the purpose and function of a few key components—as well as what to look for when selecting those components—a professional installer can easily learn to deliver reliable and powerful IP networking … [Read more...]

December 11, 2016 2:36 am By Travis Leave a Comment

SSTP Windows VPN Client Error: The revocation function was unable to check revocation

If you are deploying SSTP VPN for Windows clients and get the error: "The revocation function was unable to check revocation because the revocation server was offline.", you are most likely using your own internal PKI and the certificate used for SSTP does not have a Certificate Revocation List (CRL) accessible from the outside, so the client machine is failing checking whether or not the certificate has been revoked from the CA. If you simply want to bypass this, you can edit the registry on … [Read more...]