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Re: [tae] [tsv-area] Transport negotiation

Gorry Fairhurst <gorry@erg.abdn.ac.uk> Thu, 11 December 2008 10:51 UTC

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Date: Thu, 11 Dec 2008 10:51:46 +0000
From: Gorry Fairhurst <gorry@erg.abdn.ac.uk>
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To: Iljitsch van Beijnum <iljitsch@muada.com>
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Subject: Re: [tae] [tsv-area] Transport negotiation
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Iljitsch van Beijnum wrote:
> On 10 dec 2008, at 20:45, james woodyatt wrote:
<snip>
> 
> But if we really want this we should probably come up with a "UDP 
> ultralight" which would probably be ports and payload type, with 
> possibly some SYN/FIN style bits to make statefulness workable. Bonus 
> credit for putting this in a fixed place in the packet. We may also want 
> to forbid the payload protocols from looking at the addresses for their 
> checksum.
 >
We would still need a way for transport end points to know that they had 
indeed got a packet that was MEANT to be sent to them. That was one of 
the roles of the UDP/DCCP/SCTP/UDP-L/ICMP etc checksum for IPv6:-)

Gorry

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