UDP Analysis

28/08/2022

How Traceroute Works ? Interview Question

In this video explained about how traceroute works and How TTL value used to find the path and round trip latency.

18/06/2022

Fiddler tool can be uses to debug web applications.

Here is the video, how to setup fiddler.

https://youtu.be/bgy1Jio99Pc

In this lesson explained about Fiddler tool Installation and Capturing the logs

11/06/2022

https://youtu.be/Qr9lOLVqCI8

09/04/2022

DNS packet capture analysis using Wireshark.

In this video explains about DNS request and response using Wireshark tool. One of the good working scenario.

31/12/2021

15/12/2021

How to ping a computer?
How to telnet to a computer?

In this lesson I explain about continuous PING, Telent, 3way TCP handshake between two hosts and also analyze traffic using Wireshark tool.

23/11/2021

In this lesson going to explain how to read MTR results in 3 scenarios.
1. Without Packet loss
2.With Packet loss due to ICMP limitation
3.Potential packet loss due to ISP /service side problem.

You can install MTR utility in Windows /Linux machines. Portable versions also available.

In this lesson going to explain how to read MTR results in 3 scenarios.1. Without Packet loss2.With Packet loss due to ICMP limitation3.Potential packet loss...

21/10/2021

https://youtu.be/oh6JADPjy7g

In this video explains about how DNS packet looks in Wireshark capture for valid and invalid domain resolution.

02/10/2021

In this video explains about how DNS UDP packet looks in packet capture.
Scenarios explained

1. Valid domain resolution
2.Invalid domain resolution

https://youtu.be/oh6JADPjy7g

In this video explains about how DNS packet looks in Wireshark capture for valid and invalid domain resolution.