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How To Configure Windows VPDN (PPTP) Dialup Conne…
Setting up a Windows VPDN connection is a required task in order to connect to a remote network. In previous articles we covered the set up of a VPDN - PPTP server on a Cisco router. Click here to fi…
Troubleshooting PPP Internet Connection On A Cisc…
The Point-to-Point Protocol is one of the most popular protocols around used by engineers, ISPs and companies around the globe for authentication of remote users & router equipment.
The most com…
Acunetix v12: More Comprehensive, More Accurate a…
22nd May 2018: Acunetix, the pioneer in automated web application security software, has announced the release of version 12. This new version provides support for JavaScript ES7 to better analyse si…
How to View Hidden Files and Folders In Windows 8…
Windows 8 & 8.1 hides two types of files so that normally, you do not see them while exploring your computer. The first type is the files or folders with their 'H' attribute set to make them hidd…
NEXUS NX-OS: Useful Commands, CLI Scripting, Hint…
Whether you’re new to Cisco Nexus switches or have been working with them for years this article will show how to get around the Nexus NX-OS using smart CLI commands and parameters, create your…
Top 3 Most Popular Web Application Vulnerabilitie…
Since 2011 Web Application Vulnerability scanners scanned 396 open source web applications. The scanners identified 269 vulnerabilities and a popular web vulnerability scanner published 114 advisorie…
The Importance of a Comprehensive Backup Strategy…
People and companies usually adopt a backup strategy suited to the needs of their working environment. As such, there is no absolute right or wrong method of backing up data however in order to backu…
VLAN Tagging - Understanding VLANs Ethernet Frames
We mentioned that Trunk Links are designed to pass frames (packets) from all VLANs, allowing us to connect multiple switches together and independently configure each port to a specific VLAN. However…
CallManager Express Setup for IP Phone Firmware U…
This article will show how to configure CallManager Express (CME) for the IP phone firmware upgrade process. Upgrading your Cisco IP phones is generally a good practice, especially when upgrading you…
How to Install Windows 2012 Hyper-V via Server Ma…
Our previous article covered the basic concepts of Virtualization and Windows Server 2012 Hyper-V. This article takes a closer look at Microsoft’s Hyper-V Virtualization platform and continues…
The IEEE 802.3 Frame Format
The following is a description of the Ethernet Frame Format described in the IEEE 802.3 Specification. The 802.3 Specification defines a 14 byte Data Link Header followed by a Logical Link Control He…
Differences Between VMware vSphere, vCenter, ESXi…
In this article we will cover the differences between VMware ESXi, vSphere and vCenter while also explain the features supported by each vSphere edition: vSphere Standard, Enterprise plus and Plantiu…
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