So if you setup a VPN between an AWS account and an on premise network with a Sophos firewall as the customer end device, it should work perfectly if you only have one route to the on premise network. But, when you start adding more routes to the VPN, you will start seeing connection dropping […]
Category: TECHNOLOGY
How to send IM in teams from Outlook
So if your employer migrated from Skype for Business to teams, it is going to be an annoying change because by default you will not be able to send IMs to Teams from outlook unlike Skype used to be. But with a small change in Teams it is possible. – Open Teams – Click on […]
How to delete all links to external references in Excel in one click – Not by clicking “break links”
So at my job I have to make a lot excel files and most of the time I just re-use some of the templates that are created by some of my colleagues. The problem with that is, there are so many links in those excels to either their home folders, or some sites which I […]
This site is now serverless!!
This site is now serverless – well, sort of. I was paying around $85 per year with hosting on WordPress.com, and now I guess it will be less than $40 per year. I am not really interested in posting a big how to guide on that, but I used the below tools for this setup. […]
How to use sudo in powershell
Well this is not exactly same as sudo. However it is very annoying when I want to run something in powershell and it gives me access denied. And then I need to go to start menu, or task bar, right click, select run as administrator etc just to run one command. As someone who likes […]
How to fix AWS SES domain and DKIM verification failures in Godaddy domains
When we try to register a domain with AWS SES, they will ask us to add some TXT records in our DNS records. The sample TXT record that AWS asks us to add will be as follows : Name Type Value _amazonses.example.com TXT pmBGN/7MjnfhTKUZ06Enqq1PeGUaOkw8lGhcfwefcHU= However, if we add this in our Godaddy console, AWS is […]
How to change the OpenSSH server port in Windows
The installation for OpenSSH server in Windows is quite straightforward, as all we need to do is to follow the instructions here. However, it took a while for me to figure out how to change the listening port. Especially, in the installation folder, there is a sshd_config_default file. Changing this does not make any difference. […]
TIL how to disable the timeout of mapped drives in Windows
I was trying to copy some big files over the network to another server, and I mapped the destination drives in the local server for easy copying. However I kept getting errors in my script, which I suspected because the drives getting disconnected. Here is how to set it to not disconnect. Run as administrator […]
TIL how to check the bandwidth between 2 servers
We subscribed for a dedicated line between 2 datacenters, and when we were trying to copy some files over, it was really slow. We were supposed to get few MB/s transfer rate, but were getting only 20KB/s which was unacceptable. We needed to make a clear case with the service provider to get their support […]
How I recovered an unbootable Linux server hosted in OVH/SoYouStart
My friend has a server hosted in SoYouStart, and suddenly the server went down and nobody knew why. He asked my helped to bring it back online. We tried to boot into recovery mode from the console, and we were able to login using the credentials sent by them. We were also able to download […]