22.1 | In Figure 22.3 notice the times of all the acknowledgments (segments 5, 7, 9, 11, 13, 15, and 17): 0.170, 5.170,10.170,15.170,15.370, 20.170, and 25.170. Also notice the time differences between sending the data and receiving the ACK: 164.9, 18.5, 18.7, 18.8, 198.3, 18.5, and 19.1 ms. Explain what's probably going on . |
22.2 | In Figure 22.3 at time 25.174 a window of 767 is advertised, but 768 bytes are available in the receive buffer. Why the difference of 1 byte? |