This happens on my C3150v2 as well. Everytime there's a power surge or its accidentally unplugged it goes back to its factory settings

My C3150 has the same issue. Settings would go back to defaults in 2-3weeks. Had mine serviced. Sucks though that here in the Philippines it takes 2-3 months before I get my router back. I had it for...

Model : Hardware Version : Firmware Version : ISP : Hi, I'm currently having issues with my C3150 in a span of 3months it has removed all my configuration and had reset to its factory default 3 times...