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Showing posts from August, 2019

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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