[ns] printing the ackno

Hello, I want to print the "acknowledgment number" of every ACK in the terminal... So I went to tcp.cc ( "newack" method ) and I did this: cout << "ACK number is: " << tcph->ackno_ << endl; but all the ACK numbers it prints for a simple simulation are equal to zero... note that i was abl

[ns] novice question

, Sebastian Harko