L 73: CHECK SUM AND OPTIONS FIELD IN TCP FRAME FORMAT

[@RohitBindalMusic]

Thank you Sir for amazing explanation !

[@ParnikaTutorials]

Welcome

[@mjustbehappy]

Can we write custom message into options field at the source end and read the same at the receiving end?

[@ParnikaTutorials]

no

[@sandeepnallala48]

for TCP checksum calculation something called IP PseudoHeader is also involved sir. Can You please clarify. I went through the content given in geeksforgeeks (CN) .

[@RohitBindalMusic]

TCP calculates checksum for its header, its data and also for some part of IP header and that part is called as Pseudo IP header !