ngrok is a great service that redirects public internet traffic to a service running on a private network, such as your laptop at your house. Lately, as I’ve been doing a lot of development with oauth2 sign ins on webforms, I’ve had to use ngrok to test. The free plan allows about 24 hours of…
Oh, you have a jumphost? And then you want to get to another server that is behind that server on a private network? If both servers are configured with the same key this can be accomplished by putting an SSH config file entry like the one below:
ProxyCommand ssh -W %h:%p jump.amster
To get to the amster server I…
I found myself behind a firewall that didn’t allow SSH to the outside world. They did allow an HTTP proxy though. So I thought: Let’s make sure we can get out! After all, I needed to download some of my code from Github, make changes, and then upload again. Here’s how I did it. 1….
Sometimes you’ll be at a place where your IRC client can’t connect to something like irc.freenode.net. This is where ‘behind corporate firewalls’ turns into ‘behind enemy lines’. IRC is invaluable because there are people who can help you with your problems… but they are on the outside. Here is how I solve that for a…
I’m in a hotel tonight and my internet connection is slow. My friend sent me some cool YouTube videos that I wanted to check out and I was wondering if the hotel was limiting the bandwidth of YouTube? A few days ago a friend of mine and I were talking about how to bypass corporate…
Here is the cast of characters: 1. blopr: A server that is behind a company firewall that I want to view its vnc session 2. netnet: A server that is on the internet that I have access to. 3. Me: The humble system admin who wants to view the VNC session on blopr. Here is…