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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…

OpManager - Network Monitoring & Management

Network Management Systems Help Businesses Accura…

Accurately monitoring your organization’s business application performance, service provider SLA breaches, network infrastructure traffic, bandwidth availability, Wi-Fi capacity, packet loss, delay…

Linux - Unix

Linux BIND DNS - Part 1: Introduction To The DNS…

BIND (Berkely Internet Name Domain) is a popular software for translating domain names into IP addresses and usually found on Linux servers. This article will explain the basic concepts of DNS BIND a…

Cisco CallManager-CCME

Cisco CallManager Express CME v8.8 & v9.0 GUI Web…

Cisco's CallManager Express GUI interface is an important part of the CallManager Express product as it provides the ability to administer CME via a web browser. Generally, the CME GUI interface is e…

Network Fundamentals

Hubs & Repeaters

Network hubs were once the primary method of interconnecting network devices to create a local area network (LAN). Hubs were inexpensive, easy to install, and provided a simple means of connecting mu…

OpManager - Network Monitoring & Management

Special Free Podcast Series: IT Operations Manage…

Learn how IT Experts and Managers take on their organization’s challenges while working remotely. How do you continue your IT Operation Management Strategy while at the same time ensuring Network Com…

Cisco Routers

Configuring Site to Site IPSec VPN Tunnel Between…

Site-to-Site IPSec VPN Tunnels are used to allow the secure transmission of data, voice and video between two sites (e.g offices or branches). The VPN tunnel is created over the Internet public netwo…

Network Protocols

Introduction To The ISDN Protocol

ISDN (Integrated Services Digital Network) is a digital telephone standard designed to replace analogue connections by utilising ordinary copper wires that are used in standard analogue telephone sys…

Windows Servers

Windows Server 2016 – Hyper-V Virtualization Upda…

The new Hyper-V virtualization features offered by Windows Server 2016 are planning to make major changes in the virtualization market. From Nested Hyper-V, revolutionary security, new management opt…

Routing

OSPF - Part 4: OSPF Neighbor States – OSPF Neighb…

This is the third article of our OSPF series which analyzes the different OSPF States routers go through during the OSPF discovery and neighbor forming process. We analyze OSPF states (Init state, 2-…

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 Services & Technologies

Cisco VPN Client & Windows 8 (32bit & 64bit) - Re…

The Cisco VPN client is one of the most popular Cisco tools used by administrators, engineers and end-users to connect to their remote networks and access resources. This article shows how to fix the…