Main router is Archer C60 I configured the C50 to repeat both bands (and both SSID with sufix "-atras" (rear) The odd comes as 5 Ghz extended wlan has internet, but no the extended 2.4 Ghz I can get...

Im to buy an Archer C50 to put it as range extender I have an Archer C60 I know both C50 and C60 are dual band. My question is, C50 will receive and repeat form my C60 both bands, or must connect to...