yes, it works fine if I use only the Linksys another thing I've tried: set C7 WAN IP to static. Behavior was the same - random lockups few times a day the most interesting part is, that not all...

Region : Albania Model : Archer C7 Hardware Version : v2 Firmware Version : last (09/2014) guys I have the following setup: internet -->(wan) Router1(lan)-->(wan) ArcherC7(wifi+lan)-->client devices...