In the Ubuntu (vm) environment create raw socket caught, when machines to browse the web, found that software caught a few big package, some of the more than eight thousand bytes, some even more than ten thousand bytes, is not very understanding, jumbo frames also didn't so big, and caught on the host found the biggest is about 1500 bytes, why on earth?

CodePudding user response:

Socket is under the bag after stack group package again upwards to a socket, with the underlying send the package size is not the same thing

CodePudding user response:

reference 1st floor kinkon007 response:

socket is under the bag after stack group package again upwards to a socket, with the underlying send package size is not the same thing

But I create the link layer raw socket, not directly get data from the network card? Arguably not through protocol stack processing