You’ve done it. You’ve built a magnificent castle in the cloud. Your VPCs are the strong outer walls, your VMs are the bustling workshops, and your databases are the treasure-filled vaults. But now comes the most important question of all: Who…
You’ve built your infrastructure. Your VMs are humming, your containers are orchestrated, and your network is secure. But now you have a small, isolated task. When a user uploads a profile picture, you need to resize it into a thumbnail.…
Your journey as a cloud engineer has progressed. You’ve built robust networks, configured secure identity systems, and deployed applications on virtual machines. But a new problem has emerged. Your lead developer comes to you and says the magic words: “But it…
Your application is a runaway success. You started with a single, powerful Compute Engine VM serving your website, but now it’s struggling to keep up with the flood of user traffic. Worse, if that one VM fails, your entire application…
So far on our cloud journey, we’ve explored the world of compute from two different angles. We’ve seen Compute Engine, which gives you raw virtual machines (Infrastructure-as-a-Service, or IaaS). This is like owning a plot of land where you have total…
Expressions: In python, 2+2 is called an expression, which is the most basic kind of programming instruction in the language. Expressions consists of values such as 2 & the + symbol is called operator. Below is the list of Math…
NAPALM or Network automation and programmability abstraction layer with multivendor support. is an open source python library that implements a set of functions to interact with network devices of different vendors using a unified API. This Software also helps in…
Telnet to switches in the Lab is fine, However, in a production environment for security reasons we should use SSH. For SSH connections to the network devices, we use Netmiko. Netmiko is a multi vendor library that simplifies paramiko ssh…
In python, we can use loops if we want to repeat a task specified number of times. The below code will print number from 2 to 9. So, here we are introducing the range keyword & it is important to…
The below is my current topology. I have the Network Automation controller connected to the Ethernet Switch in GNS3 which is connected to Cisco Switch & Cisco IOS router. I also have a Cloud which actually bridges the GNS Network…
