envelopes and addresses the data enables the network to read the
envelope and forward the data to its destination defines how much data can fit in a
single "envelope" (a packet) 
What is TCP/IP?
envelopes and addresses the data enables the network to read the
envelope and forward the data to its destination defines how much data can fit in a
single "envelope" (a packet) 
15 Minute Series Home
Internet Explanations