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Re: [Fwd: FreeBSD network stack question]
In gmane.os.ecos.general, you wrote:
> On Wed, Oct 19, 2005 at 01:21:49PM -0500, Grant Edwards wrote:
>> 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". ;)
>
> Unreliable Datagram Protocol? Well its actually User Datagram Protocl.
Sure, that's what the RFC says, but we all know it really
stands for "Unreliable".
>> I think so. UDP packets are allowed to vanish pretty much
>> anywhere along the way.
>
> Looking at the code it seems like it will hold onto one packet
> until the ARP responce is received. If there are more than one
> request to send a packet while the ARP process is still going
> on, only the last packet is kept. All others are thrown away.
That sounds right.
--
Grant Edwards grante Yow! FIRST, I was in a
at TRUCK...THEN, I was in
visi.com a DINER...
--
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