Articles That Might Interest:

Palo Alto Networks

Palo Alto Firewalls Security Zones – Tap Zone, Vi…

Palo Alto Networks Next-Generation Firewalls rely on the concept of security zones in order to apply security policies. This means that access lists (firewall rules) are applied to zones and not inte…

Virtualization & VM Backup

Understanding Deduplication. Complete Guide to De…

When considering your VM backup solution, key features such as deduplication are incredibly important. This is not simply from a cost perspective but also an operational one. While is it true that de…

Network Protocols

IPv6 Subnetting - How and Why to Subnet IPv6

In the previous tutorials, I went through the need for IPv6, and followed it up by drawing out the salient features which overcomes issues with IPv4. We took the journey of looking inside the headers…

Windows Servers

Simple Guide on Installing & Configuring a Window…

A Windows Active Directory Certification Authority server (AD CA), also known as a Certificate Authority, is an essential service to every organization’s Active Directory as it can manage, issue, rev…

Cisco Routers

How To Fix Cisco Configuration Professional (CCP)…

Cisco Configuration Professional (CCP) is Cisco’s latest GUI administration tool used to administer Cisco routers. CCP is basically the next step up from the popular Security Device Manager or SDM. U…

Network Protocol Analyzers

How To Detect ARP Attacks & ARP Flooding With Col…

ARP attacks and ARP flooding are common problems small and large networks are faced with. ARP attacks target specific hosts by using their MAC address and responding on their behalf, while at the sam…

SASE & SD-WAN Networks

The Most Common Worst Networking Practices and Ho…

In the rush to keep pace with the many challenges facing today’s organizations, all too often networking teams end up adopting practices and processes that are, shall we say, less than perfect. You p…

Network Fundamentals

Next-Gen Firewalls & Topologies. Designing & Buil…

Next-generation firewalls (NGFWs) and DMZ zones are two critical components of network security that work hand in hand to protect an organization's network from external threats. Firewalls act as a b…

IP Protocol

IP Protocol - Part 2: The Internet Protocol (IP)…

This article examines the Internet Protocol (IP) and its position within the OSI Model. We take a look at the IP Header and all fields contained within an Ethernet frame. Further examination of the I…

Cisco Services & Technologies

Renewing Cisco Certifications without sitting for…

Without a doubt, Cisco certifications and specializations are among the most popular vendor certifications in the IT industry, and earning them doesn’t come easy. Anyone who’s achieved a Cisco certif…

The OSI Model

The OSI Model: Layer 5 - Session Layer

The Session layer is responsible for setting up, managing and then tearing down sessions between Presentation layer entities. The Session layer also provides dialog control between devices, or nodes…

OpManager - Network Monitoring & Management

Boost Network Security and Efficiency with Intell…

Network alerts are vital for maintaining your network's health, efficiency, and security, ensuring seamless daily operations. They act as an early warning system, alerting you to potential issues bef…