Re: [EFM] Finally There
[Date: 03/12/2002 From Seto]
Good point. I could agree with you if Preamble OAM did not
require amendments to existing 1000BASE-X PCS implementation.
If we adopt preamble OAM, all the existing 1000BASE-X MAC/PCS
(usually they are one) will be incompatible with IEEE802.3.
(See p.20 on suzuki_2_0302.pdf.)
>After reading Fujimodo-San's recap on the benefits of Preamble OAM, I am
>left at a loss understanding why this should be an "either or"
>situation. In my view there are benefits that Frame OAM can benefit
>that Preamble OAM cannot easily support with existing equipments, namely
>the relay of management information across an open access point of
>interconnection that is strictly Ethernet compliant.
>The frame-based OAM would allow in addition to relay OAM information
>generated by Ethernet appliances at the customer premises across the EFM
>access network and across the Open Access POI, to various service
>For this reasons, I think that frame-based OAM should be mandatory and
>that preamble OAM should be an option and that preamble OAM should not
>preclude (i.e. will anyway never be able to prevent), frame-based OAM.
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>> -----Original Message-----
>> From: email@example.com
>> [mailto:firstname.lastname@example.org] On Behalf Of
>> Y. Fujimoto
>> Sent: Monday, March 11, 2002 2:28 AM
>> To: email@example.com; firstname.lastname@example.org
>> Subject: Re: [EFM] Finally There
>> Dear all,
>> Howard has provided you all presentation materials last week
>> end, however, my presentation Fujimoto_1_0302 is not linked
>> properly. So I'll attach my presentation file so that you can see.
>> At 14:35 02/03/08 -0800, Howard Frazier wrote:
>> >Dear Members of the IEEE 802.3ah EFM Task Force,
>> >Too late to be of much use to most of you, I have
>> >placed the presentations for next week's meeting on
>> >the web at the following URL:
>> Yukihiro Fujimoto
>> NTT Access Network Service Systems Lab.
>> 1-6 Nakase Mihama-Ku
>> Chiba 261-0023 Japan
>> Tel +81-43-211-3290
>> Fax +81-43-211-8875