Computer Networks - OSI and TCP/IP Models
If a packet is sent from one computer to another, which TCP/IP layer adds the source and destination port numbers?
If a packet is sent from one computer to another, which TCP/IP layer adds the source and destination port numbers?
medium📝 Analysis Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Identify which layer handles ports
Port numbers are used to identify applications and are added by the Transport Layer.Step 2: Confirm the layer adding port info
The Transport Layer adds source and destination port numbers to the segment.Final Answer:
Transport Layer -> Option CQuick Check:
Ports added by Transport Layer [OK]
Quick Trick: Ports come from Transport Layer [OK]
Common Mistakes:
MISTAKES- Thinking Internet Layer adds ports
- Confusing with Application Layer
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