Re: [PATCH, untested] Support for PPPOE on SMP

[Jamal Hadi <hadi@shell.cyberus.ca>]

On Fri, 27 Jun 2003, James Carlson wrote:

> Jamal Hadi writes:
> > So what about packet being loss? Wouldnt that ensure reordering?
>
> Please explain.  What pattern of loss possibly results in one packet
> being inserted in the stream ahead of another?
>
> Here's loss:		1 2 4 5 6
>
> Here's reordering:	1 2 4 3 5 6
>
> Loss preserves ordering.  To get misordering, you have to
> intentionally hold onto a message and reinsert it later.  What I've

And thats what i was implying.
In your above example:

1 2 4 5 6
If the entity above the wire cared about packet 3 there will be a
retransmit. so it becomes:

1 2 4 5 6 3

I suppose if you can ensure ordering with a retransmit by having a window
of size 1 clocked by ACKs.


cheers,
jamal