lagapidis
July 15, 2021, 8:44am
2
Hello Mariah
Take a look at the following lessons and posts that will help you out in further understanding IP fragmentation:
An IPv4 packet header is a 20-byte structure containing source/destination addresses, TTL, protocol type, and routing information
Est. reading time: 9 minutes
https://networklessons.com/cisco/ccie-enterprise-infrastructurepppoe-mtu-troubleshooting-cisco-ios
Hello Burak
TCP segmentation occurs at layer 4 of the OSI model. TCP will take the data received from the upper layers and separate it into segments. The header of each segment will include information such as source and destination ports, sequence numbers, acknowledgement numbers, window size , checksum and others that are necessary for the reassembly on the other end.
So, when Layer 4 receives the data from the upper layers, it separates it into pieces each with its own header. The size of…
You can do some further searches in the forum as well where you will find additional information. If you have any more specific questions, let us know!
I hope this has been helpful!
Laz