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Old 07-10-2019, 11:40 AM   #1
LXer
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LXer: How to Check (Scan) for Open Ports in Linux


Published at LXer:

Whether you are troubleshooting network connectivity issues or configuring a firewall one of the first things to check is what ports are actually opened on your system. This article describes several approaches to find out what ports are opened to the outside on your system.

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