fastest way to discover nodes on LAN

StackOverflow https://stackoverflow.com/questions/1565509

  •  21-09-2019
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Question

I have a larger network about 1000 pcs on LAN

I need to know that what is the fastest way to discover nodes/ pc on lan for admin pruposes

Abdul Khaliq

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Solution

You could try sending out a ping message but it's unlikely that all nodes will reply to it.

The most reliable way to detect nodes is to perform ARP requests. You'll need to control a node inside the LAN (ARP requests don't pass through routers).

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