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Network Fundamentals
In today's world, securing your home network is more important than ever. With the increasing number of cyberattacks, data breaches, and online fraud…
Network Protocols
IPSec’s protocol objective is to provide security services for IP packets such as encrypting sensitive data, authentication, protection against repla…
Network Protocols
File transfer is among the most frequently used TCP/IP applications and it accounts for a lot of the network traffic on the Internet. Various standar…
Network Address Translation - NAT
After that simple and informative introduction to the NAT concept, it's time to find out more about how it works and this is where the NAT table come…

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Netflow Articles:

Monitoring network traffic & bandwidth usage via Netflow is mandatory for any type and size network. Gaining visibility into user traffic, applic…
SNMP (Simple Network Management Protocol) and Netflow are both popular protocols with admins, prized for their ability to give visibility over the ne…
In our previous article we explained how a Netflow Analyzer can help you gain visibility into your user traffic, application traffic and data flows w…
This article will cover the basics of Netflow, including its use cases, Netflow supported devices, Netflow history, and variants. We’ll also dive int…

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VLAN Networks
It's easy to see why virtual LANs have become extremely popular on networks of all sizes. In practical terms, multiple VLANs are pretty much the same as h…
VLAN Networks
Dynamic VLANs were introduced to grant the flexibility and complexity(!) that Static VLANs did not provide. Dynamic VLANs are quite rare because of their…
VLAN Networks
VTP (VLAN Trunking Protocol) pruning is a feature that is used in Cisco switches to reduce unnecessary traffic in VLAN (Virtual Local Area Network) trunks…
VLAN Networks
The invention of VLANs was very much welcomed by all engineers and administrators, allowing them to extend, redesign and segment their existing network wi…

Routing
Routing Information Protocol (RIP) is a distance-vector routing protocol that is commonly used in small to medium-sized networks. It is one of the o…
Routing
Open Shortest Path First (OSPF) is a popular routing protocol developed for Internet Protocol (IP) networks by the Interior Gateway Protocol (IGP) working…
Routing
Hybrid routing protocols are a combination of distance-vector and link-state routing protocols, and are used to provide a more efficient and scalabl…
Routing
Distance Vector, Link State RIP, IGRP, EIGRP, OSPF Routing protocols were created for routers. These protocols have been designed to allow the exchange…

Windows Servers
With the introduction of Hyper-V on the Windows Server platform, virtualization has quickly become the de facto standard for all companies seeking to cons…
Cisco Wireless
Cisco Wireless Controllers (WLC) support the configuration of Link Aggregation (IEEE 802.3ad - LAG) which bundles the controller ports into a single port…
Virtualization & VM Backup
In this article, we’ll show you how to setup or install Microsoft Windows 11 on VMware’s ESXi servers and bypass the Trusted Platform Module version 2.0 (…
Palo Alto Networks
This article is the second-part of our Palo Alto Networks Firewall technical articles. Our previous article was introduction to Palo Alto Networks Firewal…