Disable USB Ports to Prevent Malware Infection
Malware can arrive via connected USB devices on your PC. Today we some how to shut off USB ports to prevent that possible method of attack. If you...
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Understand your Internet Speed. MBps vs. Mbps
One thing that often gives people confusion is the difference between a Megabyte (MB) and a Megabit (Mb). People often assume that a download speed...
Set up multiple monitors on Windows
Getting another monitor can help you stay productive and organized. If you’re the type of person that opens lots of programs at once, cramming all...
Network Packet Broker
A Network Packet Broker (NPB) resides between taps and SPAN ports. They can access network data and sophisticated security and monitoring tools that...
Speed Up Your Windows PC
Is your Windows PC running slow? Does your application take forever to load or launch? Don’t worry; you’re not alone. Many people...
Undo sent email in GMAIL
We’ve all accidentally sent an email too early, without a specific attachment, or to the wrong address. It can be devastating. Regardless of how it...
Delete Windows.old folder on Windows
When you upgrade your computer to a new version of Windows 10, or you install a preview build, the installation process saves a copy of the previous...
Shadow IT : Definition, Risk & Mitigation
Shadow IT is the use of information technology systems, devices, software, applications, and services without explicit IT department approval. It has...
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How AI is Transforming Cybersecurity
In our highly connected world, cybersecurity is more important than ever. With cyberattacks becoming more frequent, complex, and damaging, businesses...
Configure SSH (Secure Shell) for secure remote access
Let’s go through steps to configure SSH (Secure Shell) in Cisco Router or Switch for secure remote access. Step 1: First step in...
Understanding QoS
Quality of Service (QoS) refers to tools that network devices can use to manage several related characteristics of what happens to a packet while it...
SNMP Management Information Base(MIB) Explained
Every SNMP agent has its own Management Information Base. The MIB defines variables whose values are set and updated by the agent. The MIB variables...
SNMP functions in Network Operations
SNMP is an application layer protocol that provides a message format for communication between what are termed managers and agents. An SNMP manager...
Mastering Syslog | Format, Level and Configuration
When major events take place, these every networking devices attempt to notify administrators with detailed system messages. These messages vary from...
Domain Name System (DNS)
DNS is a host name to IP address translation service. DNS is a distributed database implemented in a hierarchy of name servers. It is an application...
Master Dynamic Host Configuration Protocol (DHCP)
Dynamic Host Configuration Protocol (DHCP) provides one of the most commonly used services in a TCP/IP network. The vast majority of hosts in a...
Network Address Translation (NAT) | Static, Dynamic, PAT
To access the Internet, one public IP address is needed, but we can use a private IP address in our private network. The idea of NAT is to allow...
Gateway Load Balancing Protocol (GLBP)
Gateway Load Balancing Protocol (GLBP) is one of First Hop Redundancy Protocol (FHRP) which provides redundancy like other First Hop Redundancy...
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Basic Linux Command Syntax
Here we will deals exclusively with the CLI or Command Line Interface, rather than a GUI or Graphical User Interface you may be familiar with. The...
Firewall types (Network based Vs Host based)
Nowadays protecting IT assets is most important and critical part for anyone. A “Firewall” is one of the most popular computer and network...
IPv4 Addressing and Subnetting
Communication between hosts can happen only if they can identify each other on the network. In a single collision domain (where every packet sent on...
IPv6 Addressing and Prefix
An Internet Protocol Version 6 address (IPv6 address) is a numerical label that is used to identify a network interface of a computer or a network...