RE: Radio over Ethernet draft PAR for the IEEE 1904 pre-review & discussion
I'll compose a new revision early tomorrow (it is getting late here..) based on the comments so far. We can have another round of beating on it then as well. Thanks for the input so far - and keep the comments coming.
- Jouni
> -----Original Message-----
> From: Marek Hajduczenia [mailto:marek.hajduczenia@xxxxxxxxx]
> Sent: Tuesday, October 07, 2014 11:02 PM
> To: Jouni Korhonen; 'AshwoodsmithPeter'; 'Hesham ElBakoury'; Glen Kramer;
> 'STDS-1904-WG@xxxxxxxxxxxxxxxxx'
> Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904 pre-review &
> discussion
>
> Jouni,
>
> Perhaps I am trying to indeed engineer a solution within PAR.
>
> If everybody else is fine with this level of detail, so will I
>
> Marek
>
> -----Original Message-----
> From: Jouni Korhonen [mailto:jouni.korhonen@xxxxxxxxxxxx]
> Sent: Tuesday, October 7, 2014 3:59 PM
> To: Marek Hajduczenia; 'AshwoodsmithPeter'; 'Hesham ElBakoury'; Glen Kramer;
> 'STDS-1904-WG@xxxxxxxxxxxxxxxxx'
> Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904 pre-review &
> discussion
>
> Marek,
>
> Right. My assumption is that these details would go into PAR step 5.2. How
> much more detail would be needed? Currently the scope says:
>
> 1) Standard specifies the encapsulation of digitized radio In-phase Quadrature
> (IQ) payload and related control data into an Ethernet packet including the
> necessary encapsulation within the encapsulating Ethernet frame.
>
> 2) Both structure-aware and structure-agnostic encapsulation of existing
> digitized radio transport formats are within the scope. The structure-agnostic
> encapsulation is not restricted to CPRI.
>
> 3) The standard will specify a structure-aware mapper for Common Public Radio
> Interface (CPRI) frames and payloads to/from Ethernet encapsulated packets.
>
> I am more than happy to clarify all above three steps. However, I would be
> reluctant to go into detail that would allow a single solution outcome at this
> point, since we do not know the details yet that everybody can agree on.
>
> - Jouni
>
> > -----Original Message-----
> > From: Marek Hajduczenia [mailto:marek.hajduczenia@xxxxxxxxx]
> > Sent: Tuesday, October 07, 2014 8:34 PM
> > To: Jouni Korhonen; 'AshwoodsmithPeter'; 'Hesham ElBakoury'; Glen
> > Kramer; 'STDS-1904-WG@xxxxxxxxxxxxxxxxx'
> > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > pre-review & discussion
> >
> > Jouni,
> >
> > I believe you should clearly state what the intent is and what the
> > scope of the project will be. I think you have pretty much an idea of
> > what needs to be done and you can be very specific in the PAR.
> >
> > MArek
> >
> > -----Original Message-----
> > From: Jouni Korhonen [mailto:jouni.korhonen@xxxxxxxxxxxx]
> > Sent: Tuesday, October 7, 2014 12:51 PM
> > To: Marek Hajduczenia; 'AshwoodsmithPeter'; 'Hesham ElBakoury'; Glen
> > Kramer; 'STDS-1904-WG@xxxxxxxxxxxxxxxxx'
> > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > pre-review & discussion
> >
> > Marek,
> >
> > For the below comment, which specific part(s) of the text you consider
> > having convoluted/vague statements? We'll have to fix those to avoid
> > confusion and misunderstanding.
> >
> > - Jouni
> >
> > > -----Original Message-----
> > > From: stds-1904-wg@xxxxxxxx [mailto:stds-1904-wg@xxxxxxxx] On Behalf
> > > Of Marek Hajduczenia
> > > Sent: Monday, October 06, 2014 10:38 PM
> > > To: 'AshwoodsmithPeter'; 'Hesham ElBakoury'; Glen Kramer;
> > > 'STDS-1904- WG@xxxxxxxxxxxxxxxxx'
> > > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > I believe the draft PAR proposal should make it then clear what the
> > > intent is, and avoid convoluted statements. Remember that people
> > > reading and voting on it in larger IEEE might not have sufficient
> > > background to understand all finer details of what you're trying to do.
> > >
> > > Being vague does not help getting projects approved.
> > >
> > > Marek
> > >
> > > -----Original Message-----
> > > From: stds-1904-wg@xxxxxxxx [mailto:stds-1904-wg@xxxxxxxx] On Behalf
> > > Of AshwoodsmithPeter
> > > Sent: Monday, October 6, 2014 3:33 PM
> > > To: AshwoodsmithPeter; Hesham ElBakoury; Glen Kramer; STDS-1904-
> > > WG@xxxxxxxxxxxxxxxxx
> > > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > Oh, I should add that this proposal is not looking at making changes
> > > to Ethernet to support CPRI, simply how the encapsulation would work.
> > > The presentation to the IEEE 802.1 was to bring up the extremely
> > > challenging transport requirements which are independent of the
> > encapsulation.
> > >
> > > Peter
> > >
> > > -----Original Message-----
> > > From: stds-1904-wg@xxxxxxxx [mailto:stds-1904-wg@xxxxxxxx] On Behalf
> > > Of AshwoodsmithPeter
> > > Sent: Monday, October 06, 2014 3:29 PM
> > > To: Hesham ElBakoury; Glen Kramer; STDS-1904-WG@xxxxxxxxxxxxxxxxx
> > > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > Thanks Hesham,
> > >
> > > We are happy to answer questions on the proposal. If people are
> > > interested I made a presentation to the IEEE a few months ago to
> > > discuss the possibility/requirements. The presentation is available
> here:
> > >
> > > http://www.ieee802.org/1/files/public/docs2014/new-ashwood-tsn-cpri-
> > > fronthau
> > > l-0714-v03.pdf
> > >
> > > There is a link in there to the CPRI specification which has much
> > > more low level detail and if you Google things like "C-RAN" and
> "Fronthaul"
> > > there is a lot more information out there.
> > >
> > > Peter
> > >
> > > -----Original Message-----
> > > From: stds-1904-wg@xxxxxxxx [mailto:stds-1904-wg@xxxxxxxx] On Behalf
> > > Of Hesham ElBakoury
> > > Sent: Monday, October 06, 2014 3:21 PM
> > > To: Glen Kramer; STDS-1904-WG@xxxxxxxxxxxxxxxxx
> > > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > I have attached a clarification on this project from my Colleague
> > > Peter Ashwoodsmith.
> > >
> > > Thanks
> > >
> > > Hesham
> > >
> > > -----Original Message-----
> > > From: Hesham ElBakoury
> > > Sent: Monday, October 06, 2014 11:42 AM
> > > To: 'Glen Kramer'; STDS-1904-WG@xxxxxxxxxxxxxxxxx
> > > Subject: RE: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > Glen,
> > >
> > > Is there a presentation that describes what this project aims to
> > > achieve (e.g. do they want to encapsulate OFDM symbol data in
> > > Ethernet frames ?) and why they think 1904 is the right standard
> > > group to work on
> > this project ?
> > >
> > > Thanks
> > >
> > > Hesham
> > >
> > > -----Original Message-----
> > > From: stds-1904-wg@xxxxxxxx [mailto:stds-1904-wg@xxxxxxxx] On Behalf
> > > Of Glen Kramer
> > > Sent: Monday, October 06, 2014 11:16 AM
> > > To: STDS-1904-WG@xxxxxxxxxxxxxxxxx
> > > Subject: FW: Radio over Ethernet draft PAR for the IEEE 1904
> > > pre-review & discussion
> > >
> > > Dear Colleagues,
> > >
> > > I have received the following request for Radio-over-Ethernet (RoE)
> > > project to be formed under 1904 WG. The draft PAR is attached.
> > > We will vote on this PAR at the next meeting. Meanwhile, I encourage
> > > everyone to review and discuss the draft PAR on the reflector. Feel
> > > free to contact PAR authors with any questions, or if you want your
> > > name to be added as a supporter.
> > >
> > > If approved, this PAR will become 1904.3 project.
> > >
> > > Thank you,
> > > Glen
> > >
> > > -----Original Message-----
> > > From: Jouni Korhonen
> > > Sent: Monday, October 06, 2014 12:00 AM
> > > To: Glen Kramer
> > > Cc: Zongying He; Jay (James) Teborek; duanran@xxxxxxxxxxxxxxx;
> > > cuichunfeng@xxxxxxxxxxxxxxx; liu.qiong@xxxxxxxxxx;
> > > Patrice.Plante@xxxxxxxxxx; zhang.boshan@xxxxxxxxxx;
> > > satoru.matsushima@xxxxxxxxxxxxxxxx; tero.mustala@xxxxxxx;
> > > huangjinri@xxxxxxxxxxxxxxx; Peter.AshwoodSmith@xxxxxxxxxx
> > > Subject: Radio over Ethernet draft PAR for the IEEE 1904 pre-review
> > > & discussion
> > >
> > > Dear chair of the IEEE 1904 ANWG,
> > >
> > > Please see the attached draft version of the PAR for Radio over
> > > Ethernet
> > > (RoE) standardization effort that we (the individuals in the CC
> > > list) seek to pursue under the IEEE 1904 ANWG. We welcome a review
> > > and comments from
> > > 1904 members on the current draft version of the PAR. We intend to
> > > present this PAR in the forthcoming 1904 meeting in Wuhan to drive
> > > our cause, which means we also ask for a presentation slot in the
> > > forthcoming
> > 1904 meeting agenda.
> > >
> > > Should there be any additional backup material prior the meeting,
> > > please let us know. If there are any other matters we should be
> > > aware of
> > just let us know.
> > >
> > > Best regards,
> > > Jouni (on behalf of the PAR preparation team)
> > >
> > >
> > > --
> > > Jouni Korhonen
> > > CTO Office, Networking
> > > Broadcom