From The Linux Foundation

Linux has the most RFC compliant TCP implementation. Over time this page will have more details on it's implementation and areas such as congestion control.

"Based on all the measurements I’m aware of, Linux has the fastest & most complete stack of any OS.."

Van Jacobson, LCA06 - Jan 27, 2006.

Testing

• TcpProbe TCP congestion probe
• iperf Performance testing

Congestion control algorithms

• Transmission Control Protocol at Wikipedia
• TCP congestion avoidance algorithm at Wikipedia.

Misc

• TOE TCP Offload Engine
• TSO TCP Segmentation Offload
• TCP memory documentation Some documentation on TCP memory usage

External links

• How the Linux TCP Output Engine Works
• TCP testing
• Web100
• NS-2 Enhancement project