Showing 6 of 16 Blog Posts
The FortiGate default password is admin with no password, but that changed in FortiOS 7.6.5. Get the default IP, factory reset steps and recovery by version.
A VLAN separates at Layer 2, a subnet at Layer 3. Learn when you need each, how they pair, and how to tell which one broke, with...
The three private IP address ranges, all five IP address classes, and the four addresses that look private but aren't. Tables, traps and 15 practice questions.
A VLAN splits one physical switch into separate networks. Learn VLAN types, 802.1Q tagging, native VLAN and the Cisco commands, with a lab you can boot.
EVE-NG won't boot or nodes stay red? Learn how to disable Hyper-V, fix VT-x errors, and repair image permissions with exact commands. Windows 11 24H2 tested.
Only 60%. That’s the score you need to pass the MTCNA exam, and yet plenty of smart people still walk out of that 60-minute test having missed...