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So I've gotten this once or twice before. We live out in rural Vermont. Nobody close enough to be hanging out using my wifi. In our house there's one lap top, one iMac, one iPad, two smartphones, and one nook. Should I be concerned? Has something gotten into my lap top? I went to the event log, but there are no 1.8turbo VW wiring diagrams in there for me to look through. I'm in over my head here. Any suggestions or help would be great. Thank you.
In reply to vwcorvette:
Uggggggg. Should read LAP TOP problems. So focused on writing post i screwed up the title. Arrggghhhhhhh!
It means that something else on your network has the same address.
If you are using DHCP on your wireless router, and you left with your laptop, your lease expired while you were gone, and then the mrs came home with her iPad and it grabbed that address... you come home and get that message. You can just ipconfig /renew but to fix it "more betterer"...
Most routers have a way to assign addresses dynamically but you can specify the address so everything always gets the same assignment (like assigning static IPs but you manage it at the router rather than visiting each node). That feature should cure your ills.
Good to know. The wife asked, "Are you going to a security website for answers or to GRM?" Duh!
GRM IS the answer!
Maybe the high altitude and cold temperatures of the top of the Matterhorn are causing problems with your wireless network. 
I'm betting something has a static IP and the router is handing out the address anyway. If that's the case, the device with the static IP needs to have an IP outside of the DHCP pool. I use 192.168.1.2xx for all of my device static IPs, with DHCP being 192.168.1.1xx IPs. My network devices all get low static IPs.
Derick Freese wrote:
I'm betting something has a static IP and the router is handing out the address anyway. If that's the case, the device with the static IP needs to have an IP outside of the DHCP pool. I use 192.168.1.2xx for all of my device static IPs, with DHCP being 192.168.1.1xx IPs. My network devices all get low static IPs.
I agree. My home server, wii, and blueray player are all static and well outside the limited DHCP scope I enabled,
I third the static IP thing for devises in your home network. I put various things in various ranges. A neat little program you may want to download (it is free) that will tell you all the IP's on your network is called "NEWT Professional" In the Once you have this click the scan button and then at the bottom of the window that opens click on discover only (bottom left) This will tell you all you need to know and more about your network.