@R1D2 - Thanks for your help, really useful. Usually you configure the ports of an ER-X to be part of the built-in switch (e.g. LAN = switch0 with port members eth1 to eth4, WAN = eth0 or whatever...

@freddb @tx350z @R1D2 I am having a similar, if not the same, issue I think and tried everything you have too. (including static IPs) I have three easy smart switches: TL-SG1016PE, TL-SG108PE and...