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Author: Aleksei Zemond Pankratov

How to Discover Neighboring Cisco Devices Using Cisco Discovery Protocol (CDP)
DevOps

How to Discover Neighboring Cisco Devices Using Cisco Discovery Protocol…

1 week ago14/09/2025Aleksei Zemond Pankratov3000
Cisco Discovery Protocol (CDP) is a Cisco‑proprietary protocol that allows network devices to advertise information about themselves and their capabilities, and to receive information about neighboring devices.
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What Is IPAM? How It Streamlines IP Address, DNS, and DHCP Management
DevOps

What Is IPAM? How It Streamlines IP Address, DNS, and…

1 week ago14/09/2025Aleksei Zemond Pankratov4940
As a corporate network scales from a small LAN with a dozen machines into a sprawling infrastructure, an admin can run into all kinds of issues. Misconfigurations—especially when IP address management isn’t automated—and service disruptions become a…
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Active Directory Audit: How to Find Inactive User Accounts by Checking Last Logon Time
DevOps

Active Directory Audit: How to Find Inactive User Accounts by…

2 weeks ago14/09/2025Aleksei Zemond Pankratov3760
Once a domain has more than a few hundred users, keeping track of everyone gets tough. If the domain structure is complex and managed by multiple admins, it’s even harder. Throw in departures, promotions, lateral moves, and…
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How to Test and Improve GPS Signal Quality on Android
Mobile

How to Test and Improve GPS Signal Quality on Android

3 weeks ago13/09/2025Aleksei Zemond Pankratov2030
If you often find your phone struggles to get an accurate GPS fix, don’t rush to blame the navigation app. The problem is usually with GPS signal reception and satellite acquisition. You can test the receiver’s performance…
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Comparing 8 Home Firewalls: Which Has the Strongest Default Security?
Security

Comparing 8 Home Firewalls: Which Has the Strongest Default Security?

2 months ago23/08/2025Aleksei Zemond Pankratov2450
You’d think picking a firewall for a home PC would be simple—just install it and go. But firewalls aren’t all the same, and choosing the right one can take time and effort. Today we’ll look at eight…
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Understanding Active Directory Terminology: Navigating the Forest and Trees
DevOps

Understanding Active Directory Terminology: Navigating the Forest and Trees

3 months ago03/08/2025Aleksei Zemond Pankratov1140
Upon first encountering terms like "forest," "trees," and related "trust relationships," it's natural to feel a bit intimidated. The same goes for Active Directory itself, which has a reputation for being one of Microsoft's most complex technologies.…
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How to Fix a USB Drive That Has Turned Into RAW Format
Security

How to Fix a USB Drive That Has Turned Into…

3 months ago22/07/2025Aleksei Zemond Pankratov1460
Imagine you insert a USB drive into your computer and see a message: "To use the disk in drive F:, you must first format it. Do you want to format it?" If it's a new USB drive,…
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