Header vs. data payload in bandwidth measurements
- To: iperf-users --at-- dast.nlanr.net
- Subject: Header vs. data payload in bandwidth measurements
- From: "Daniel Pall" <dpall --at-- princeton.edu>
- Date: Wed, 2 Jan 2008 19:02:44 -0500
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I'm trying to use iperf with TCP to figure out the maximum bandwidth of a network I'm constructing. Here is what I need to know: does iperf's results printout (E.g., "900 Mbits") encompass everything sent over the network (including TCP header, IP header, and data payload)? Or does iperf just measure the data payload bandwidth?
I guess another way to phrase the question is: Does iperf's bandwidth report take into account packet headers, or not?
Thanks,
Dan