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Network Troubleshooting and Support

Five Network Design Considerations
Here are five things that must be taken into consideration in a network's design. A designer must consider; redundancy, congestion, hardware limits, monitoring, and Layer 8, the hypothetical 'user' layer of the OSI model in network design. More ...

Data Center and Server Relocation Planning and Execution
Forecasts predict 53 percent percent of companies will move their data centers within the next few years. What's your company's blueprint for a successful data center and server relocation planning and execution? More ...

Questions to Ask Before Beginning Network Design
Before beginnig to design your network, you need to ask, and have answered, several key questions: Will you allow your PC(s) to access Internet services. Will you allow other users to access services that you provide from your private network. More ...

Fiber Optic Cable Tester - What Is It and How to Use?
A fiber optic cable tester is a hand-held troubleshooting device that sends red laser light down a fiber to check for faults such as cracked fibers or defective splices. More ...

How to Choose Work Area Network Cable Faceplate Locations
Industry cabling standards require that each location be provided with a minimum of one work area outlet location. A outlet location is usually a faceplate supporting two or more modular outlets. More ...

How to Set Up a Network Printer for a Home or Small Office
Adding a network printer to your home or small office can seem like a daunting task. In this article I cover the basics of installing a wired or wireless network printer on one, or multiple computers in three simple steps. More ...

Local Network IP Addressing Strategies
Typically, a home or SME network would use one block of 256 addresses as a subnet. Most home networks use one block out of the 192.168.x.x private address space - frequently 192.168.0.0 or 192.168.1.0. More ...

How to Use a Network Cable Toner
If your facility has lots of cables in messy bundles running to a server room and you're trying to figure out where a specific network cable goes. you need to use a device called a network cable toner. More ...

Building the Backbone Network
The backbone is a network, the function of which is to connect the LANs together. There are no workstations connected directly to the backbone. In some cases, you might connect servers to it, but most backbones carry nothing but internetwork traffic. More ...

How a Firewall Provides Network Security
A firewall provides security by controlling access between a network and an untrusted network. A firewall can be a hardware device, software, or combination of hardware and software. More ...

How to Design a Highly Reliable Fiber Optic Network
What happens if a major fiber optic cable is cut or a major hubbing location is destroyed? This article is about the survivability of a well designed fiber network. More ...

SME Network Internet IP Addressing Strategies
Every device that needs to communicate with the Internet needs a unique IP address. There are two different, and functionally incompatible, IP addressing schemes: IPv4 and IPv6. More ...

What is the Difference Between NAT and PAT?
NAT works by mapping a pool of public IP addresses one-to-one to the private IP addresses, keeping the port number intact. PAT uses a single public IP address and maps multiple private IP addresses to it by using different port numbers. More ...

Network Problem Troubleshooting Flowchart
One of the duties of a network technician is to troubleshoot problems with networking hardware, software, and applications this article provides a network problem troubleshooting flowchart used to solve networking problems. More ...

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