During the OSI layer 3 step of the encapsulation process, what is the Protocol Data Unit (PDU) called when the IP stack adds source (sender) and destination (receiver) IP addresses?

During the OSI layer 3 step of the encapsulation process, what is the Protocol Data Unit (PDU) called when the IP stack adds source (sender) and destination (receiver) IP addresses?
A . Frame
B . Segment
C . Packet
D . Data

View Answer

Answer: C

Explanation:

The IP stack adds source (sender) and destination (receiver) IP addresses to the TCP segment (which now is called an IP packet) and notifies the server operating system that it has an outgoing message ready to be sent across the network.