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RE: [EFM] Re: OAM Transport Proposal

At 10:25 AM 05/01/2002 -0400, Matt Squire wrote:
>>I agree with your viewpoints on minor issues 1:5 except for the part
>>where you say that OAM in Preamble is PHY specific. OAM in Preamble is
>>architected to be PHY independent. It is architected to apply 
>>to as many
>>optical and copper PHYs as possible while simultaneously being very
>>"close" to the PHY for performance reasons.
>I think we're on the same page.  My comment was focused on a couple things:
>a) the inapplicability of any use of the preamble to copper
>b) the inapplicability of any preamble use to half-duplex

Is it true that preamble can not be used in half-duplex?
I think in half-duplex 8-byte preamble is always preserved
to make sure the size of the jam (8-byte preamble + 4 byte bad FCS).


>So I guess its "mostly" independent:)
>- Matt