Category Archives: Computer Networking

All about computer networking and OSI model with working at different layers.

Most common tcpdump command examples

Below is the list of tcpdump command usages with different options available in linux. Capture Packets from Specific Interface # Read More...
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Resolve hostname to ip address in shell

Many a times you require to create shell or bash scripts to fetch ip address from hostnames. There are multiple Read More...
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TCP/IP state transitions

I am writing this post for all those confused in the TCP IP state transition .Also a animation is used Read More...
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Commands and tools for Network debugging and troubleshooting

This post is about the list of commands and tools for network debugging and troubleshooting. Below commands can be used Read More...
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Test your network speed using iperf

The below post is about to test your network speed using iperf Iperf is an Open source network bandwidth testing Read More...
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How to check network speed between two linux box using command line nc

Netcat is described as being a “feature-rich network debugging and exploration tool”. How to check network speed between two linux Read More...
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Difference Between HTTP and HTTPS

You might have seen many sites using the https:// in front of url, while many others use http://. Well the Read More...
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Speed Up Your Web Browsing with Google Public DNS

Are you looking for a faster way to browse the Internet and have pages load faster ? If so, you Read More...
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A very simple definition on understanding SSL

SSL secure sockets layer is a term related to Web Hosting. Suppose you are owner of a website and want Read More...
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What is SNMP?

Understanding SNMP, What is SNMP?: Simple Network Management Protocol (SNMP) is a popular protocol for network management. It is used Read More...
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