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Re: [Fwd: FreeBSD network stack question]
- From: Grant Edwards <grante at visi dot com>
- To: ecos-discuss at ecos dot sourceware dot org
- Date: Wed, 19 Oct 2005 13:21:49 -0500
- Subject: [ECOS] Re: [Fwd: FreeBSD network stack question]
- References: <43561EFF.8030200@lmco.com>
In gmane.os.ecos.general, you wrote:
> If we collect a packet trace with tcpdump, we see an ARP request and ARP
> reply, then we see the 2nd segment of the first message - the first
> segment of the first message is never transmitted.
Now you understand why there's a "U" in "UDP". ;)
> 1. udp_output calls ip_output
> [...]
> 8. ip_output believes that all is well with the first segment and
> proceeds to send the second. By now, the ARP resolution process has
> completed, and the second segment is transmitted normally.
>
> Is this normal?
I think so. UDP packets are allowed to vanish pretty much
anywhere along the way.
--
Grant Edwards grante Yow! I have many CHARTS
at and DIAGRAMS...
visi.com
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