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Windows Servers

How to Install and Configure SNMP for Windows Ser…

Simple Network Management Protocol (SNMP) is a UDP protocol that uses port 161 to monitor and collect detailed information on any network device supporting the SNMP protocol. All Windows servers supp…

Cisco Routers

How To Configure Dynamic DNS Server On A Cisco Ro…

Hosting your own webserver or email server would normaly require a static IP address from your ISP. This ensures that your services are always reachable using the same IP address or domain name. If…

Cisco CallManager-CCME

How to Enable & Disable Phone Port Lines on Cisco…

The Cisco ATA 186 and 188 analog phone adaptor is very common amongst Cisco CallManager (CUCM) & Cisco CallManager Express (CUCME) installations. The ATA 186/188 provides two analog phone ports…

Web Application Vulnerability Scanners

Free Web Application Vulnerability Report (2019)…

Acunetix has just released their annual Web Application Vulnerability report which aims to provide security professionals, web application developers, system administrators, web server administrators…

Web Application Vulnerability Scanners

What is OWASP? Open Web Application Security Pro…

With nearly every business sector relying on the internet and digital tools to function, it is no surprise that cybersecurity is the second-fastest growing industry. Hackers don’t care how large or s…

Windows Servers

Windows 2003 DHCP Server Installation & Configura…

DHCP (Dynamic Host Configuration Protocol) is a protocol that allows clients on a network to request network configuration settings from a server running the DHCP server service which, in our case, w…

Cisco Switches

Discover Features & Capabilities - Cisco Catalyst…

There’s a new switch around the block and its name is Catalyst 3850 – Cisco’s latest addition to its successful Catalyst series switches. The Cisco Catalyst 3850 is no ordinary switch – it’s fully st…

Network Fundamentals

Introduction To Networking

A network is simply a group of two or more Personal Computers linked together. Many types of networks exist, but the most common types of networks are Local-Area Networks (LANs), and Wide-Area Networ…

Windows Servers

Installing Active Directory Services & Domain Con…

This article serves as an Active Directory tutorial covering installation and setup of Windows 2012 Active Directory Services Role & Domain Controller using Windows 2012 PowerShell. Our previous…

Linux - Unix

Implementing Virtual Servers and Load Balancing C…

What is Server Virtualization? Server virtualization is the process of apportioning a physical server into several smaller virtual servers. During server virtualization, the resources of the ser…

Subnetting

IP Subnet Calculator

This free online Subnet Calculator provides a fast and easy way to calculate all aspects of any IP Address and Subnet Mask. Simply enter your desired IP Address and Subnet Mask below and press Calc…

Network Cabling

100Base-(T) TX/T4/FX - Ethernet

The 100Base-TX (sometimes referred to 100Base-T) cable was until 2010 perhaps the most popular cable around since it has actually replaced the older 10Base-T and 10Base-2 (Coaxial). The 100Base-TX ca…