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What is the Destination Port Unreachable Error Message, and How to Fix it?

Team CoreNetworkZ explained various ICMP error messages in this blog. Today we are explaining one of the common ICMP error replies when you ping a remote device from your computer, Destination Port Unreachable message.

You can see this error while you ping a remote device or remote server from your PC if the ping operation could not succeed.

This tutorial discusses the reasons for getting the ICMP error Destination Unreachable (Port Unreachable) and explain how to resolve this issue.


What Does Destination Unreachable (Port Unreachable) Mean?
The Destination Port Unreachable error tells us that the ping packet we send failed to reach the desired destination and dropped.

Let me explain this with a real-world example. When someone pings a remote host, the ping packets will travel from his device to the destination.

Ping packets will reach the destination gateway, and the remote router redirects them to the exact host.

If the host is too busy or the device port does not support the…

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Alex George
Alex George has Engineering graduation in Computer Science and an MBA in Finance. He had been working as a senior Network Engineer for ten years. His specialization is in Cisco products. Traveling is one of his hobbies and visited various places as part of his onsite work. He visited different places as part of his onsite work like New York, Dubai, London, etc. Right now Alex is a director of one of the leading career development firms in India, which trains students for UPSC, SSC, and PSC examinations. He guides a lot of students to get selection for various prestigious institutions like CBI, Income Tax Department, etc. Alex George is a stock market investor and a very active intraday trader. Engineering Background: He has a B.Tech in Computer Science and Engineering and passed different network and security courses like CCNA, CCNP (Security), CEH, and various Microsoft certifications. Finance Background: Alex has an MBA in Finance. He is an active intraday trader and a Share Market Investor. Webmaster Skills: Alex is a blogger since 2004. He has a working knowledge of HTML, CSS, PHP, and JavaScrip.