This is a little reminder for myself. As I am not a theory type guy, I love taking notes. The purpose of this post is to mechanically write down these terms so it will stay in my memory(hopefully). Domains and Child Domains The first created domain of an AD forest […]
Category: Information
What are AD FSMO roles?
Domain, DHCP and DNS
Definition of a domain: Computer network User accounts, computers, resources and security defined by a domain controller Users and computers are authenticated on the domain controllers The resources authorizations are based on “users and groups” Short definition of a DNS server (Domain Name System) Service which the main function is […]
Firmware / Partitioning
BIOS BIOS(Basic Input Output System) Firmware: The ROM(Read-Only Memory) content The bios identifies input/output devices The bios reads the first 512 first octets from each storage devices to identify the bootable disks Bios uses MBR Partitioning UEFI UEFI(Unified Extensible Firmware Interface) Bootable devices limited to 2.2 TB Hybride motherboard Secure […]
Calculating IPv4
IPv4 addressing basics
Networking basic concepts(WIP)
Why do we need a network ? Share resources Communicate: emails, chat, voIP Control and monitor for security Entertainment: video games, social media, etc. Physical elements of a network Hosts or “end devices”: Clients Servers(DNS, DHCP, NAT) Devices(printer, phones, etc.) External storage: NAS, SAN, etc. Interconnection equipment: Router, switch, etc. […]