What is Network Switch?
A switch (second layer) is a communication component used to route information packets that reach it to the different network components that are in the...
What Is Linux ?
LinuxLinux was written in 1991 by a man named Linus Torvalds, a computer science student. At that time, many used Unix-based operating systems. When Linus...
What Is Firewall ?
A firewall is a software utility or hardware device that acts as a filter for data entering or leaving a network or computer. You could think of a firewall as a...
Dead Peer Detection on IPsec VPN ( DPD )
Dead Peer Detection (DPD) is the method to detect the aliveness of an IPsec connection. During IPsec tunnel creation, VPN peers will negotiate to decide...
DDOS Attack
A distributed denial-of-service (DDoS) attackoccurs when multiple systems flood the bandwidth or resources of a targeted system, usually one or more web servers. Such an...
What is Microsoft Exchange Server?
For many businesses, seamless communication depends on the internal cooperation of groupware solutions. These make it possible to centrally manage e-mails, appointments, contact information, and...
Serial console
The serial console is a connection over the RS-232 or serial port connection that allows a person access to a computer or network device console....
DNS – Domain Name System
When we enter a particular site we register www.bartosha.com Whoever is responsible for translating this name into an IP address is the provider's DNS server,...
FSMO – Operation Masters
FSMO - Operation Masters • The total name for five roles that are performed only by DC-1 server in the domain. • Each professional computer...
Windows Server Update Services (WSUS)
Windows Server Update Services (WSUS) is a free add-on application offered by Microsoft that can download and manage updates and patches for Windows Server operating...
Exercise 1: Deploying Windows Server 2012
Scenario The first Windows Server 2012 server that you are installing for the Marketing department will host a SQL Server 2012 database engine instance. You...
Internet Protocol address (IP)
The Internet Protocol (IP) is the method or protocol by which data is sent from one computer to another on the Internet. Each computer (known...
Intel VS Amd: Who makes the better CPU?
Intel processors offer a number of strengths, including power conservation, graphics performance, processing speed, and processing power. ... By comparison, AMD processorstend to be more...
SSD vs. HDD
In its simplest form, an SSD is flash storage and has no moving parts whatsoever. As a result, they're smaller and take up less space...
Cloud – Private VS Public
As their data requirements and costs continue to increase, more and more businesses are considering cloud-based solutions. Perhaps the most attractive benefit is the strong...
The best 11 ways to hack Facebook accounts
1- Phishing 2- Social engineering 3- The password is easy 4- Spying on the keyboard 5- By adding in the browser 6- Through malicious applications...
MetaSploit Finding Modules
Modules are the core components of the Metasploit Framework. A module is a piece of software that can perform a specific action, such as scanning...
SSH Creator & Explain
SSH Remote Access. SSH or Secure Shell is a network protocol that connects users to a remote computer over a secure connection. This allows administrators and other authorized users...
