How to use PowerShell to find the living machines and the listening services, and then document the carnage You run a network. People lie about what is online. Firewalls pretend to be polite. Your job is to stop believing statements and start believing signals. Ping sweeps and port scans do what polite questions will not: they expose truth. Do this
Tag: troubleshooting
Packets don’t lie. You just need the right tool to hear what they’re saying. The Eternal Packet Debate Every network engineer has that moment of doubt. You’re staring at your terminal, packets are flying, and you ask yourself the age-old question: Should I fire up Wireshark or stick with tcpdump? Both tools live in the same world of packet capture
Want to know how a business actually works? Follow the money. Want to know how an IT system works? Follow the diagram. If there is no diagram, good luck. You are stumbling blindfolded into a minefield with a cigarette in your mouth, hoping the gods of uptime take pity on you. Most people treat network diagrams like a chore. A
Let’s be real—being an IT Administrator is already a bit like being a wizard in a world full of muggles who think “the server is down” means you have time for a coffee break. Spoiler: it doesn’t. But if there’s one spellbook every IT admin should have in their back pocket, it’s SQL. Yep, Structured Query Language. Not sexy at
Also known as: “Patch and Pray Day, Episode 547.” It’s that beautiful time of the month again — Update Tuesday, when Microsoft releases patches and every IT person in the world holds their breath, clutches their backup drives, and whispers, “Please don’t kill the printer again…” And me? I’m over here with my usual Tuesday vibe:One eye on the update
This Network and Cybersecurity Engineering Thing Is Hard (I Just Wanted to Be Cool) When I first got into network and cybersecurity engineering, I had dreams. Big dreams. I thought I’d be some kind of cyber-James Bond—sipping coffee in a dark room filled with blinking LEDs, typing furiously as firewalls fell and bad guys cried. What I didn’t picture was
As an Ubuntu learner on the noble self-study path, I picked up a tech book that promised enlightenment. A clean path to Linux mastery. Commands, checklists, cheerful screenshots. But within 15 minutes, I realized something was missing. A soul. And more importantly:A “What Can Go Wrong?” page. Because let’s be honest—Ubuntu doesn’t break if. It breaks when, and usually in