3 ms·
I think you might be conflating MTU and frame size - IPv4 MTU (L3) can be up to 64kB, whereas jumbo frames (L2) can be up to the stated 9kB.
by packetized 9y ago
I think you might be conflating MTU and frame size - IPv4 MTU (L3) can be up to 64kB, whereas jumbo frames (L2) can be up to the stated 9kB.
- tyingq 9y agoWell yes, but they are closely related. You set the MTU/MRU to take advantage of the availability of larger frames. There isn't some separate adjustment on Linux, for example.