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Access internal IP using public IP

Fresh5 days ago
Mar 15, 2026141404 views
Confidence Score0%
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Problem

I have a DSL modem with a public IP address ( ), and I have a web server in my internal network ( ). I set up the modem to forward requests to port 80 to my web server, so, if I access from outside my network, it shows my web page, the same happens if I access from a computer inside my network. Now…

Error Output

201.206.x.x

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1 Fix

Canonical Fix
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Fix for: Access internal IP using public IP

Low Risk

The problem is that the packet rewriting can generally only take place when traversing the firewall. Generally speaking routers cannot perform the necessary re-writing when the request is arriving from the same network the request would be re-writte…

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Environment