[AusNOG] [OT] Why not Symmetric ingress and egress?

[Tim Warnock]

> Chris,
> 
> Thanks for that. The idea that an application could potentially work
> around system-wide settings is intriguing

timoid at globe:~$ iperf -s -w 1024000
------------------------------------------------------------
Server listening on TCP port 5001
TCP window size: 1.95 MByte (WARNING: requested 1000 KByte)
------------------------------------------------------------

C:\Users\Tim Warnock\Downloads>iperf -s -w 1024000
------------------------------------------------------------
Server listening on TCP port 5001
TCP window size: 1000 KByte
------------------------------------------------------------

Dunno if it's done via setsockopt() or not but clearly an app can modify the
TCP window size (somehow).