Resolving FOSCAM connection dropouts
I bought a FOSCAM FI8908W wireless IP webcam off eBay recently. It has lots of features for the price. However, I've had problems with being unable to connect to the camera after a period of time (an hour or so). Power cycling the camera would fix the problem. I've tried upgrading to the latest firmware (version 11.14.2.17 is supposed to fix WiFi disconnection problems), but it did not fix my problem. Problem analysis The problem is not related to my browser or the wireless network. I've tried disabling DHCP (router based static IP). It turns out the problem is that the webcam simply ceases to respond to ARP (Address Resolution Protocol) requests (once in this broken state). ARP is a mechanism to translate between IP addresses and device MAC addresses. It underpins all IP communications over both Ethernet and WiFi, since at the lowest level it relies on exchange of packets between device MAC addresses. The ARP protocol allows a network device to discover t
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