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Monthly Archives: April 2026

3G UMTS, 4G LTE (EPC), 5GNSA & 5GSA Diagrams

Posted on April 12, 2026 by Ahsan Habib
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Generic Telco Diagrams

3G UMTS

4G LTE

5G-NSA (Non-Standalone)

5G-SA (Standalone)

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How to check network bandwidth between two Linux servers

Posted on April 12, 2026 by Ahsan Habib
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Install the utility “iperf” or “iperf3” on both servers. Below here an example of install/using it on Alma9 linux server. On other distros it could be the same –

Install iperf/iperf3 using yum or dnf or apt –

#sudo yum install iperf3

Run iperf3 on the server –

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