Author: xpk

Inspect and control network traffic on AWS

In this example, I will deploy a software router between Internet Gateway and a workload EC2 instance. All traffic will be routed through the software router. With this setup, I can gain visibility on network traffic. I can also control the traffic with iptables, such as rate limit certain type of network requests.

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TLS1.3 on older linux distro

TLS1.3 is not commonly supported on older distro due to slow adaptation of new version of openssl. To get around that, we can compile libressl from source. Here is how I did it on AmazonLinux2.

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Plan your migration to AWS with AWS Migration Hub

AWS Migration Hub provides a set of tools for planning your migration to cloud. An agent needs to be installed either inside the OS or on the hypervisor. Captured usage will be used to make recommendation on migration approach and even sizing. In this example, I will put agents to 2 Linux VMs and then…

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Connecting to AWS workspace using RDP

AWS recommends using Workspace client to connect to workspace instances. But perhaps your corporate IT will not install workspace client for typical reasons. If you want to connect with RDP, you can and here is how.

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Automatically update EL8

In EL7, we can use yum-cron to automatically install updates. On EL8, the equivalent tool is dnf-automatic. Here is how to set it up.

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