Can a stack implement the OSI network layers in a different order and still be compatible with the DoD TCP/IP and ISO OSI models? When would it be desirable to change the order?  Some layers define...

Can a stack implement the OSI network layers in a different order and still

be compatible with the DoD TCP/IP and ISO OSI models? When would it

be desirable to change the order?

 Some layers define multiple functions. For example, the transport layer

provides both ports and sequencing. Describe some reasons why these

functions are not split into their own layers.