SonicWALL Hidden Features and Configuration Options
Feb 08, 2019 Application Performance Monitoring: Out of Order Packets In the past, it has been a challenge to setup specialized applications and tests to identify if poor application performance is being caused by out of order packets. Out of order packet delivery is when when the delivery of data packets on a computer network is different from the … How to avoid Packets Reordering in TCP?
Here's a screenshot of Wireshark's TCP window scaling analysis when sending a 25 MB file with random bytes - the window never gets big enough to keep up throughput due to frequent (every 10-20 packets or so) duplicate ACKs or out-of-order ACKs and corresponding retransmissions. It takes around 55 seconds to transfer the file because of this.
TCP Keep-Alive. Set when the segment size is zero or one, the current sequence number is one byte less than the next expected sequence number, and any of SYN, FIN, or RST are set. Supersedes “Fast Retransmission”, “Out-Of-Order”, “Spurious Retransmission”, and “Retransmission”. TCP Keep-Alive ACK. Set when all of the following AWS S3: You're out of order. - Signal v. Noise
Jan 15, 2017
TCP Out-Of-Order | Microchip Mar 17, 2011 TCP Out-of-Order and TCP Dup ACK Packets - Dell Community