MTU: Misunderstood Thing Unknown
Maximum Transmission Unit (MTU). It’s the hidden and all-important “bucket” that moves around all of the data we create and consume on an IP based network, such as the Internet. The often cursed (and almost always the last thing to be checked when troubleshooting a network problem) MTU lives in infamy as a foundational (but yet forgotten) piece of internetworking lore.
Read the blog over at NetBeez here.