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rogue PCs on my network

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We currently use Active Directory and DHCP. How do I prevent users from attaching rogue PCs to the LAN to to file share or access the internet.

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by jiminpa

Never "punch down" jacks that are not in use and enable port security on your switches. Then if someone disconnects a PC and attempts to use its connection to switch will not allow it to link because it will not recognize the MAC

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