Jan 9 · 4 min read · TL;DR NTP (Network Time Protocol) keeps servers, applications, and networks in sync by ensuring they all use the correct time.Without NTP, logs become unreliable, security breaks, distributed systems fail, and debugging turns into guesswork. Why I W...
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Aug 10, 2025 · 16 min read · Time might seem like a small detail, but in networking, it is critical. From logging events to running security protocols, accurate time helps everything run smoothly. This is where NTP, or Network Time Protocol, comes in. NTP is used to synchronize ...
Join discussionMar 3, 2025 · 7 min read · Advance Package Management In this lesson, we will learn about the packages installation using dnf and rpm command. And will perform the activities like- Installation of package, deletion, updation, checking all the details of a package (when it got ...
Join discussionDec 28, 2024 · 7 min read · It’s time to set up the network for our main branch. Due to some limitations, the environment will be as follows: Firewall: Fortigate VM 7.6.1 (Evaluation license) Switching: There won’t be switches, we will use VMware workstation vNETs Virtualizatio...
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Nov 4, 2024 · 3 min read · Let’s get started! For this project, we will use VMware Workstation Pro which is free for personal use Let’s set up our first Domain Controller (DC): We have a Windows Server 2022: Specs: 4vCPUS 2 Disks (C: 50GB / S: 20GB) 4GB Ram Let’s start by...
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Aug 8, 2024 · 33 min read · In the cloud computing era, network administration skills are invaluable. Hybrid and multi-cloud environments require traditional networking knowledge to integrate on-premises infrastructure with cloud services. Cloud networking concepts like VLANs, ...
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Feb 14, 2024 · 2 min read · In the realm of cybersecurity, accurate and synchronized timekeeping is critical. Network Time Protocol (NTP) servers act as the backbone of this timekeeping, ensuring that all devices within an organization maintain a consistent and reliable time so...
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Jan 21, 2024 · 1 min read · The Internet mourns the loss of Dr. David Mills, a pioneer whose work on the Network Time Protocol (NTP) shaped the world's approach to computer timekeeping. Although Mills contributed many other technologies, his seminal contribution was in my opini...
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Oct 16, 2023 · 1 min read · Issue chrony cannot sync with server with error message: Chronyd is not synchronizing with NTP server. $ chronyd -q 'server x.x.x.x iburst' 2023-10-16T04:51:28Z chronyd version 4.1 starting (+CMDMON +NTP +REFCLOCK +RTC +PR IVDROP +SCFILTER +SIGND +AS...
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