In the world of networking, the ability to remotely access and manage devices is a crucial capability for administrators. Two protocols stand out in the realm of remote communication: Telnet and SSH (Secure Shell). While both serve the primary function of remote access, their approach to security and data handling differs significantly. So, let’s explain a little bit more about them!

What is Telnet?

Telnet, an abbreviation for “Teletype Network,” is one of the oldest internet protocols developed in 1969. It was designed to allow users to communicate with a remote computer over a network. Telnet operates on a client-server model where the client software connects to the server software running on the remote machine. The protocol is known for its simplicity and effectiveness in allowing users to manage servers and other devices remotely.

How does Telnet work?

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Billions of users navigate the Internet daily, while DNS outage stand as potential disruptor, capable of causing chaos and confusion. These outages, though often temporary, can have significant repercussions on internet services, affecting everything from website accessibility to email delivery. Understanding what they are, why they occur, and their potential dangers is crucial for both internet users and service providers. So, without any further ado, let’s begin!

What is a DNS Outage?

At its core, the Domain Name System is like the Internet’s phonebook, translating user-friendly domain names (like into machine-readable IP addresses (such as DNS servers, distributed across the globe, facilitate this translation process, ensuring that when you type a website’s name into your browser, you’re directed to the correct server hosting that website.

A DNS outage occurs when the DNS servers fail and become unable to do their translation duties. It can happen due to various reasons, including:

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