@Dipsy I can't roll back further than 1.3.0, and it has a known issue with SFP+ but the ER8411 is connected to the SG2428P on the ER8411 SFP+ WAN/LAN2 and it works. As I mentioned, the DAC cable...

@Dipsy I did a couple more tests here, SFP to RJ45 worked. SFP single mode fiber cable worked but not the DAC cable, I don't know if it's because it's an SFP+ DAC cable, it supports 10/1GB and it's...

@Dipsy But you are absolutely right, I switched from SFP+ WAN/LAN2 to SFP WAN/LAN3 and it is completely dead, the link light is not on and there is no network.

@Dipsy strange you have problems with SFP to SG2428P, I have also connected a 10/1GB dac cable from ER8411 to SG2428P switch, never had problems with it. It is connected to SFP+ WAN/LAN2 on the...

@droopy64 you can find it under internet settings

@Dipsy 3. If the controller is local you should be able to re-enable the WAN port, but you must be physically at the site, if it is a remote controller you have no other option than to do a factory...