RE: source ip spoofing option problem

From: EricWU[吳建鋒][敦陽台中] <>
Date: 07/01/07
Message-Id: <>

Hi, Danny;
Thank for your explaining, I knew what due to this problem.
And I will try on other platform.


-----Original Message-----
From: Danny McPherson []
Sent: Saturday, June 30, 2007 3:24 AM
To: Neil McKee
Subject: Re: [sFlow] source ip spoofing option problem

On Jun 29, 2007, at 9:49 AM, Neil McKee wrote:

> Eric,
> I may be wrong, but I don't think Windows allows this kind of
> source-spoofing, even with cygwin. This feature was only ever
> tested on linux.

Yep, suspect so:

What new functionality is added to this feature in Windows XP Service
Pack 2?

UDP datagrams with invalid source addresses cannot be sent over raw
sockets. The IP source address for any outgoing UDP datagram must
exist on a network interface or the datagram is dropped.

Received on Sun Jul 1 19:39:42 2007

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