Packet Capture in NetBeez Packet capture is a technique that enables an application to intercept and log transmissions occurring in a computer network. All NetBeez installations running on version 8.0…
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Network Troubleshooting When troubleshooting network problems, it’s very important to keep theOSI model in mind and work your way up from the physical layer to the application layer. This bottom-up…
Back to the Basics: Troubleshoot or Design? Troubleshoot or design? Design or troubleshoot? No matter which task you are executing there are some fundamental issues that arise. Recently I find...
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WiFi connections happen in a matter of microseconds. Within that small time frame, there are many frame exchanges occurring between a station and access point. Beacon frames are transmitted at...
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Maximum Transmission Unit (MTU). It’s the hidden and all-important “bucket” that moves around all of the data we create and consume on an IP based network, such as the Internet....
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The fundamentals of Wi-Fi channels have been preached for many years now, however, many deployments still fall short with users encountering poor performance. Starting with the basics will lead to…
Telnet is an application that is used to connect to a remote host’s command line terminal interface. Network and system administrators use this application to configure and administer network devices…
Introduction perfSONAR is an open source toolkit used for running network performance tests across different network domains. The need for such a tool originated at Research and Education (R&E) institutions...
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In the ever-present quest for uptime and quality of experience, one of the most overlooked and underestimated attributes is latency. The reason for this is not entirely obtuse, primarily because…
What DNS and DNS Cache are? The Domain Name Service (DNS), is an Internet service that is responsible for translating Fully Qualified Domain Names (FQDN), like website addresses, into IP…