I've tried to detect MTU on PPPoE sessions with LCP echo requests, and it works....

		bcrl on July 1, 2021 \| parent \| context \| favorite \| on: How 1500 bytes became the MTU of the Internet (202... I've tried to detect MTU on PPPoE sessions with LCP echo requests, and it works... Until I came across consumer wireless routers that send back short LCP echo replies to 1500 byte LCP echo requests. Sometimes software is such complete garbage in the real world.