CRASH COURSE: WHAT IS A FIREWALL AND WHY YOU NEED ONE
There’s two things that never sleeps: Hackers and money. Firewalls are the best defense for the latter. No joke. Continue reading CRASH COURSE: WHAT IS A FIREWALL AND WHY YOU NEED ONE
There’s two things that never sleeps: Hackers and money. Firewalls are the best defense for the latter. No joke. Continue reading CRASH COURSE: WHAT IS A FIREWALL AND WHY YOU NEED ONE
Let’s get down to business, and I’m full of [Disney] puns. I’m gonna make a subnetting fan out of you (or at least I will try). Continue reading INTRO TO SUBNETTING: THE ACTUAL SUBNETTING [PART 5]
Cisco combined an Ethernet and a power cord into one super cable, giving birth to a technology that has saved numerous people from tripping hazards. Thank goodness. Continue reading CRASH COURSE + LAB: 802.11AF AND POWER OVER ETHERNET (PoE)
This is the part that’s all about flags, scans, and handshakes. Continue reading NETWORKING 101: TCP THREE-WAY HANDSHAKE EXPLAINED (PART 3)
In these notes, we are discussing the history and basic concepts of TCP. Continue reading NETWORKING 101: TCP EXPLAINED (PART 1)
A failed packet feels like Carlton’s half court shot. But the arp command could help sort out the issue. Continue reading USING ADDRESS RESOLUTION PROTOCOL TO TROUBLESHOOT FAILED PACKETS
Let’s get down to business… Continue reading LAB 4: SETTING UP SSH IN PACKET TRACER
Knowing the differences between analog and digital may mean the differences between a pass or fail on your exam. Continue reading ANALOG VS DIGITAL SIGNALS
“Without these IP Addresses, the internet is not going to work.”
~Professor Mike Meyers Continue reading CRASH COURSE: WHAT IS AN IP ADDRESS?
We’re talking about the authentication part of AAA in these notes. Continue reading IMPORTANT NETWORK+ ACRONYM: AAA