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MAC-CONFLICT

Physical MAC address conflict in network

MEDIUM Network / NIC ID: NET-205

What is MAC-CONFLICT?

The MAC-CONFLICT error is categorized as a medium-severity network adapter issue that can significantly impact your PC's stability. Two devices on the network share the same physical MAC address. When experiencing the Physical MAC address conflict in network fault, users often report sudden system crashes, unresponsive behavior, or a blue screen of death (BSOD). In most diagnostic scenarios, this problem is directly triggered by underlying hardware or software complications such as isp provider error, corrupt network card driver, stuck router and ip address conflict. To permanently resolve the MAC-CONFLICT issue and prevent further system degradation, it is highly recommended to follow our step-by-step troubleshooting guide below, ensuring your network adapter components are functioning correctly.

Common Causes

Step-by-Step Fix Guide

Commands & Diagnostics

ipconfig /release
ipconfig /renew
ipconfig /flushdns
netsh winsock reset

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