Mavis wrote Did you try to google it? I am not a technician but I know that PPPoE protocol specifies the maximum MTU to be1492 bytes and PPPoA protocol specifies the maximum MTU to be 1500 bytes....

I know not many routers support this. I'd at least like an acknowledgement of my question from TP-Link with either an ETA of the firmware support or a technical explaination why it can't be done (eg....

Region : Australia Model : TL-ER6020 Hardware Version : V1 Firmware Version : 140604 ISP : n/a Hi, I'm disappointed to see that this high-end router does not support setting the MTU of the WAN...