© 2007, The Technology Firm WWW.THETECHFIRM.COM

IPERF NOTES

C:\Documents and Settings\Tony Fortunato\My Documents\TTF\software\iperf>iperf -c r2d2 -t 1 -w 14 -r

WARNING: TCP window size set to 14 bytes. A small window size will give poor performance. See the Iperf documentation.

------------------------------------------------------------

Server listening on TCP port 5001

TCP window size: 14.0 Byte

------------------------------------------------------------

Client connecting to r2d2, TCP port 5001

TCP window size: 14.0 Byte

------------------------------------------------------------

[1856] local 10.44.10.101 port 2333 connected with 10.44.10.103 port 5001

[ ID] Interval Transfer Bandwidth

[1856] 0.0- 1.0 sec 8.43 MBytes 69.6 Mbits/sec

[1948] local 10.44.10.101 port 5001 connected with 10.44.10.103 port 1076

[ ID] Interval Transfer Bandwidth

[1948] 0.0- 1.0 sec 9.26 MBytes 77.7 Mbits/sec

I wanted to see if the –w switch really changed the TCP Window Size on a Windows XP

It didn’t