To setup the pppoe link exactly like my ISP 's awful gateway does, I need to set the MRU (NOT the same thing than thIe MTU), but the controller offers no such option.. I do not know what software...

@Yannie I have an ancient, terrible CPE device around (though not the one for ISP on WAN/LAN1) that actually has something like this..it offers a separate dhcp server for IPTV devices claiming to...

I have the TL-ER7206 with dual wan configured in controller mode.. I need some clients (could be by ip, mac but really if we get down to it..It has to be by dhcp vendor id or something) to get either...