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Network Troubleshooting and Support

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 ...

Campus and WAN Multilayer Network Design
The idea for defining a multilayer campus model was developed by Cisco to improve campus network performance, availability and scalability. There are three layers that comprise the campus multilayer model are the access layer, distribution layer and core layer. More ...

Creating a Backup Plan
Imagine a large corporation with millions of dollars of data stored on their network. A fire causes massive data loss. How much work would be required to re-create the lost data? Without backups, the company may not survive the disaster. More ...

Network Log Collection and Monitoring
Logging allows you to monitor devices, services, ports or protocols and analyze traffic on your network. Analyzing your logs can help you identify issues before they become problems. More ...

Configuring DHCP for Your SME Network
DHCP (Dynamic Host Control Protocol) is a network service that allows a device that is attached to the network to be allocated an IP address automatically. More ...

Network Cabling Do's and Don'ts
Installing network cabling yourself can definitely be cost effective. Here are some tips for both network cabling professionals and do-it-yourselfers. More ...

Steps For Designing a Crisis Management Plan
There are six steps for defining a crisis management plan that can be easily remembered using the word CRISIS. Use the steps of CRISIS to be ready to deal with emergencies that your organization might face. More ...

How to Transition into a Career as a DevOps Engineer
Whether you're a recent college graduate or a seasoned IT pro looking to advance your career, these tips can help you get hired as a DevOps engineer. More ...

Putting Your SME Data on the Internet
It can be important to allow content on your network out onto the Internet. There are two basic mechanisms to do this. More ...

Restrict User's Logon Hours and Access to Computers
For each user account you can restrict the hours during which the user is allowed to log on and you can restrict a user to only certain computers. 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 ...

How to Make a Network Cable
The steps below are general Ethernet Cat 5 cable construction guidelines. For our example, we will be making a Category 5e patch cable, but the same general method will work for making any category of network cables. More ...

Basics of RAID
RAID is simply an acronym that stands for Redundant Array of Independent (or Inexpensive) Disks. RAID generally allows data to be written to multiple hard disk drives so that a failure of any one drive in the array does not result in the loss of any data, as well as increasing the system?s fault tolerance. More ...

IT Equipment and Asset Disposal
There are many unfortunate occurances of sensitive data being retrieved from networking assets that were improperly disposed of. Networking equipment and asset disposal is a key topic of the CompTIA Network+ certification preparation program. More ...


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