In this video we go into more detail about the data encapsulation process and discuss in a little more detail for our layer 4 segments, layer 3 packets, and layer 2 frames.
Take my Cisco CCNA iOS Administration Labs Course for $10.00
[ Ссылка ]
Take my Subnetting - Become a subnet master Course for $10.00 (Best selling online subnetting course)
[ Ссылка ]
