Wireshark-users: Re: [Wireshark-users] checksum incorrect

From: Jaap Keuter <jaap.keuter@xxxxxxxxx>
Date: Mon, 6 Nov 2006 12:20:41 +0100 (CET)

Hi,

The answer is staring you in the face:

	...(maybe caused by checksum offloading?)

Google for "checksum offloading" and you'll see why.

Thanx,
Jaap

On Mon, 6 Nov 2006, Luca Lusso wrote:

> Hi, I'm using wireshark 0.99.3 to monitor network traffic on my w2k3 domain
> controller. I've a lot of IP packet with:
>
> checksum: 0x???? [incorrect, should be 0x???? (maybe caused by checksum
> offloading?)]
>
> where ???? are exadecimal number.
>
> I'get this only when ip.scr is the domain controller (when domain controller
> is destination I don't get any checksum error)
>
> I'm also register a lot of DCERPC traffic to this server.
>
> Where is the problem?
>
>