Ip address error message mac

Some Windows users, who use an Ethernet port in multiple computers may receive an IP address conflict Network Error — Another computer on this network has the same IP address as this computer.


  1. Another Device is using my IP address - Apple Community.
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  3. MAC address (media access control).
  4. How to Fix an IP Address Conflict.

Contact your network administrator for help resolving this issue. More details are available in the Windows System event log. Basically what this message means is that more than one computer on your network is using the same IP address, and this needs to be fixed.


  • Windows has detected an IP address conflict?
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  • There are many people, who do not use any Wi-Fi router and instead, they use an Ethernet cable to connect their computers to the internet. If you use direct Ethernet connection without any Wi-Fi router, you can face this issue. After entering this, your connection registers the current MAC address or network address as the default. The most common offenders are multiplayer video games, video-intensive apps, or files that are uploading and downloading.

    WiFi issues on Mac are among the most frustrating issues that can occur on your computer.

    How to Fix Common Wi-Fi Issues on MacBook Pro

    We hope the methods listed above help you resolve any issues you face. Do you use a different method to troubleshoot your wireless network? Tell us about it in the comments below! Why is it that my iPad and iPhone can connect to wifi units two blocks away when my macbook rolls on and times out connecting to routers in the same room as me? I made a discovery on my internet connectivity problems.

    I have a new Spacegray Macbook Pro — I thought my bad internet connectivity was a problem with our office router or where I was sitting, but I was puzzled that I saw full bar strength. If I unplugged and moved away from my desk, no problems, router signal seemed super strong… I narrowed my problem down to whenever I was connected to my Thunderbolt monitor.

    I am still not sure if the problem is the monitor or the Apple adapter.

    Fix self-assigned IP addresses in OS X

    My iPhone is stably connected to UnitedWifi. Four weeks ago, I experienced the same at York University, Canada. Their IT department suggested that some security software probably stood in the way. Following their advice I disabled McAfee, but the problem persisted.

    Connection Problems

    If security-related software is the cause of the problem, what else should I do? Do I have to install something like Malwatebytes? Is it still possible to diagnose the problem of not seeing the network that must be there as I know from my iPhone?

    Finding out your MAC address: a how-to guide

    This does not address why my pc laptop is running fast, streaming video and audio, etc. Is it the internal hardware on the mac that is the problem? I have turned off my pc and other devices to eliminate the competition for bandwidth and it makes no difference.

    This seems to be a problem with the mac not with the router or router signal strength. This macbook cost easily twice what my pc did, making this a frustrating issue. It is a small detail, but a very important one.


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    • Also, I have this problem both at home and at the office. A quick reboot should fix most issues.

      Fix self-assigned IP addresses in OS X - CNET

      In this case, it is best to try and update the firmware on your router. Founder of Online Tech Tips and managing editor. He began blogging in and quit his job in to blog full-time. He has over 15 years of industry experience in IT and holds several technical certifications.

      Why Does It Happen?

      We hate spam too, unsubscribe at any time. Please reconfigure a different IP address. Read More Posts: What is ctfmon.