OSI vs TCPIP, Protocol Data Units (PDU)

This video is used to explain how the OSI and TCP/IP models relate and differ to prepare for certifications and general knowledge. Comptia A+, Network+, Security+, CySA+, CASP+, Linux+, Cisco CCNA, CCNP, CISSP, CEH, CISM, MCSA, MCSE, AWS