How TCP Works - Acknowledgment Numbers

Let's learn more about TCP.

So far, we've looked at the handshake process and how sequence numberswork. Now, let's check out how the acknowledgment process works with TCP.

After all, this is a critical component of making TCP a connection-oriented, reliable transport protocol. Understanding how these numbers work goes a long way in troubleshooting issues in networks and applications. The better we understand these processes, the faster we can spot issues when things are broken.

Got four minutes? Check it out!

Thanks for checking it out and hopefully it helps all packet-heads out there!

Author Profile - Chris Greer is a Network Analyst for Packet Pioneer LLC and a Certified Wireshark Network Analyst. Chris regularly assists companies in tracking down the source of network and application performance problems using a variety of protocol analysis and monitoring tools including Wireshark. Chris also delivers training and develops technical content for several analysis vendors. Got network problems? Let's get in touch.