The Secret of Maintaining Your Fiber Optic Network
During fiber optic network maintenance it is often necessary to identify a specific fiber without disrupting live service. A fiber identifier allows you to do this. More ...
Introduction to QoS (Quality of Service)
The main concern with routing is ensuring that data packets reach their proper destinations. Quality of Service ensures that packets do not suffer from long delays or dropped packets. 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 ...
Network Cabling and Installation
Network cable in conjunction with the associated hardware (network switches, hubs, demarcation equipment) is responsible for computers being able to connect and transfer data across intranets (internal network) and the internet. More ...
Built-in Utilities for Network Troubleshooting
One of the most important responsibilities of a network administrator is to fix any problems that arise with the network. Most operating systems come with built-in utilities that can be used in the troubleshooting process. Described here are the most useful of these utilities. More ...
How to Crimp an Ethernet RJ45 Connector
Whereas the different Ethernet cable categories carry different data rates, for example Cat3 data rate is 10 Mbps max, Cat 5 is 100 Mbps, Cat 6 is 1 Gbps, but they all use the same RJ45 connector. With a crimping tool you can easily crimp an RJ-45 to a cable. More ...
Network Design and Proof of Concept Testing
All design changes you make to your network must be tested with a proof of concept plan. The proof of concept test results should be examined and used to modify current infrastructure, security and management specifications before generating a design proposal. More ...
The Case for Making the Transition from Sysadmin to DevOps Engineer
DevOps combines software development and IT operations in order to shorten the systems development life cycle. There's a learning curve, and there's no time like now to get started. More ...
Troubleshoot Common Cabling Problems
To be an effective troubleshooter, it helps to understand the types of things that commonly go wrong in networks so that you can become proficient in recognizing and solving issues. Here are just some of the things you need to be on the lookout for with cabling in a network. More ...
What is DevOps?
DevOps is short for Development and Operations. In the past the development, testing, deployment, and administrating of a network and network software was done by different specialists. A DevOps engineer has to know all of the above specialties along with business organization and management. More ...
Structured Network Troubleshooting Methodology Step 3 Test the Theory to Determine the Cause
Step 1 in a structured network troubleshooting methodology is to identify the problem. Step 2 is to establish a theory of probable cause. Here we discus Step 3, to do a sanity check of your theory before taking action. More ...
Calculating VoIP Bandwidth
If an organization is considering VoIP deployment, it should first calculate how much bandwidth is required. Bandwidth consumption estimated early on will determine if the organization needs to increase Internet speeds or otherwise optimize their network. More ...
Structured Network Troubleshooting Methodology Step 7 Document Findings, Actions, Outcomes, and Lessons Learned
Step 5 in a structured network troubleshooting methodology is to Implement the Solution or Escalate as Necessary. Step 6 is to verify full system functionality and, if applicable, implement preventive measures. Here we discus Step 7, document findings, actions, outcomes, and lessons learned. 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 ...
