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[RARE-users] RES: RES: RES: Wedge interconnection using Juniper DAC cable.


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  • From: Marcos Felipe Schwarz <>
  • To: "" <>, "" <>, "" <>
  • Cc: Pedro Diniz <>, Fernando Nazareno Nascimento Farias <>, Michael Prieto Hernandez <>
  • Subject: [RARE-users] RES: RES: RES: Wedge interconnection using Juniper DAC cable.
  • Date: Mon, 23 Aug 2021 14:37:49 +0000
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Hi,

Thank for this information, it is enough for creating a brief documentation,
I didn't thought of using the cli this way =).

Regards,

Marcos Scwarz

-----Mensagem original-----
De: mc36 <>
Enviada em: segunda-feira, 23 de agosto de 2021 10:43
Para: ; Marcos Felipe Schwarz
<>;
Cc: Pedro Diniz <>; Fernando Nazareno Nascimento
Farias <>; Michael Prieto Hernandez
<>
Assunto: Re: [RARE-users] RES: RES: Wedge interconnection using Juniper DAC
cable.

hi,
not too much documentation exists on the topic, and the numbers are highly
platform dependent...
for example wedge ports have different meaning compared to gearbox ports...
regards,
cs

mchome(cfg-server)#export-port ?
<name> - interface name

mchome(cfg-server)#export-port sdn13 ?
<num> - port number

mchome(cfg-server)#export-port sdn13 123 ?
<cr>
<num> - speed in gbps

mchome(cfg-server)#export-port sdn13 123 1 ?
<cr>
<num> - fec, see hw vendor manual

mchome(cfg-server)#export-port sdn13 123 1 2 ?
<cr>
<num> - autoneg, see hw vendor manual

mchome(cfg-server)#export-port sdn13 123 1 2 3?
type <num> to autoneg, see hw vendor manual

mchome(cfg-server)#export-port sdn13 123 1 2 3 ?
<cr>
<num> - flowctrl, see hw vendor manual

mchome(cfg-server)#export-port sdn13 123 1 2 3 4 ?
<cr>

mchome(cfg-server)#


On 8/23/21 2:43 PM, Marcos Felipe Schwarz wrote:
> Thank you for all information!
>
> Is there a documentation where I can have the meaning of the fields? It
> will help our team.
> I expect something like:
> export-port port_name tofino_port_id, rs_feec, autonegotiation, ?
> export-port sdn7 180 100 1 1 0
>
> Regards,
>
> Marcos Schwarz
>
> -----Mensagem original-----
> De: <>
> Enviada em: segunda-feira, 23 de agosto de 2021 05:45
> Para:
> Cc: ; Marcos Felipe Schwarz
> <>; Pedro Diniz <>;
> Fernando Nazareno Nascimento Farias <>; Michael
> Prieto Hernandez <>
> Assunto: Re: [RARE-users] RES: Wedge interconnection using Juniper DAC
> cable.
>
> On Sat, 21 Aug 2021 12:39:24 +0200, mc36 <> said:
>
>> as far as i know, for 100g, the setting the fec is mandatory...
>
> Not in general, e.g. it's not mandatory for LR4 or ER4. But it is mandatory
> for SR4, which is what AOC is. However, it is usually configurable anyway.
> I have used the same 3m AOC successfully with and without FEC with the
> Wedge, as long as both sides are configured the same. By default, Juniper
> (and Cisco as well) enables FEC with SR4.
>
> To answer Marcos' question in more detail: either disable FEC on the
> Juniper or enable it on the Wedge with (unfortunately this is a bit
> cryptic, the first "1" after the speed setting enables RS-FEC)
>
> export-port sdn7 180 100 1 1 0
>
> --
> Alex
>
>> regards,
>> cs
>
>
>> On 8/20/21 3:39 PM, Marcos Felipe Schwarz wrote:
>>> Just correcting that the cable is AOC not DAC.
>>>
>>>
>>> Regards,
>>>
>>> Marcos Schwarz
>>>
>>> *De:*Marcos Felipe Schwarz
>>> *Enviada em:* sexta-feira, 20 de agosto de 2021 08:52
>>> *Para:*
>>> *Cc:* Pedro Diniz <>; Fernando Nazareno
>>> Nascimento Farias <>; Michael Prieto Hernandez
>>> <>
>>> *Assunto:* Wedge interconnection using Juniper DAC cable.
>>>
>>> Hi everyone,
>>>
>>> We are using RARE OS at RNP on a EdgeCore Wedge, and we are trying to
>>> setup an interconnect from it to a Juniper Router using a 100G DAC cable
>>> from Juniper.
>>>
>>> I setup the port using the configuration below, but the cort continues
>>> DOWN. IÂ’d like some help with the configuration or with some
>>> troubleshoot options to try to find the problem.
>>>
>>> interface sdn7
>>>
>>> lldp enable
>>>
>>> vrf forwarding inet
>>>
>>> ipv4 address 200.143.232.255 255.255.255.254
>>>
>>> no shutdown
>>>
>>> log-link-change
>>>
>>> exit
>>>
>>> server p4lang p4
>>>
>>> export-port sdn7 180 100 0 1 0
>>>
>>> exit
>>>
>>> -----+----+---+----+-------+----+--+--+---+---+---+--------+----------------+----------------+-
>>>
>>> PORT |MAC |D_P|P/PT|SPEED  |FEC |AN|KR|RDY|ADM|OPR|LPBK  Â
>>> |FRAMES RX       |FRAMES TX      
>>> ||E
>>>
>>> -----+----+---+----+-------+----+--+--+---+---+---+--------+----------------+----------------+-
>>>
>>> 7/0  |17/0|180|3/52|100G   |NONE|Ds|Au|YES|ENB|DWN| 
>>> NONE  |              
>>> 0|               0|
>>>
>>> Regards,
>>>
>>> Marcos Schwarz
>>>
>>> *Gerente de P&D | /R&D Manager/*
>>>
>>> Gerência de Execução de P&D em Ciberinfraestrutura |
>>> /Management of R&D Execution in Cyberinfrastructure/
>>>
>>> Diretoria de Pesquisa e Desenvolvimento | /Board of Research and
>>> Development/
>>>
>>> RNP - Rede Nacional de Ensino e Pesquisa | /Brazilian National
>>> Research and Educational Network/
>>>
>>> Promovendo o uso inovador de redes avançadas | /Promoting the
>>> innovative use of advanced networks/
>>>
>>> http://www.rnp.br <http://www.rnp.br/> | +55 (19) 3787-3386 | Skype
>>> ID: marcos.f.sch**
>>>
>>> Campinas - SP - Brasil | E-mail:
>>> <>
>>>



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