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Re: [rare-dev] Topology of RARE


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  • From: Everson Borges <>
  • To:
  • Subject: Re: [rare-dev] Topology of RARE
  • Date: Tue, 14 Dec 2021 10:17:42 -0300

Csaba

Thanks for the tip of using the templates, it will definitely help a lot.

Em ter., 14 de dez. de 2021 às 03:26, mc36 <> escreveu:
hi,
i go inline!
regards,
cs


On 12/14/21 01:26, Cristina Klippel Dominicini wrote:
>
> Thank you for the information. We could not access http://wdv.rare.nmaas.eu/uploads/zipball/master to execute the test template. Is it publicly accessible? Or does it depend on eduGain?
>
@frederic, could you please add ifes&ufes folks to the rare nmaas group please?

@cristina, so it needs a session to the nmaas site beforehand...
and yess, it authenticates you with edugain at your own idp...


> Thus, Everson and Edgar manually created the config files with approximate configurations to reproduce the demo according to your instructions. Please find below our first version of the PolKA demo:
> https://github.com/eversonscherrer/freertr/tree/main/polKa
>
whoaaaa! oooooh myyyy gooood! it was a huge work, congratulations!!!
i just added you to the hall of fame in return! :) http://www.freertr.net/greet.html

> @Csaba, could you please check if it seems that we correctly configured this demo? Please fell free to indicate potential improvements.
sure thing, see below my findings...

> @Frederic and @Jordi, if possible, Everson could present this demo in tomorrow's VC.
+1 from my side, i would be interested to see it!


findings after a quick look:

- according to

POZ0001(cfg)#show ipv4 ospf 1 graph 0 noints nonets

the topology seems identical.... :)


- you forgot some segment-routing node ids from some loopbacks...

POZ0001(cfg)#show ipv4 segrout v1
prefix          index  base    oldbase
20.20.20.1/32   1      466967  466967
20.20.20.2/32   2      466967  499906
20.20.20.3/32   3      472775  472775
20.20.20.7/32   7      466967  344739
20.20.20.11/32  11     466967  639177

POZ0001(cfg)#


- you forgot some polka enable knobs from some interfaces...

POZ0001(cfg)#show startup-config ethernet2 | include polka

POZ0001(cfg)#


- you could use interface templates to ease configs...

POZ0001(cfg)#show config-differences
interface template1
  description core links
  lldp enable
  vrf forwarding v1
  ipv4 address dynamic dynamic
  polka enable 4 65536 20
  router ospf4 1 enable
  router ospf4 1 area 0
  router ospf4 1 segrout index 4
  router ospf4 1 segrout node
  shutdown
  log-link-change
  exit
interface loopback0
  template template1
  exit
interface ethernet1
  template template1
  exit
interface ethernet2
  template template1
  exit
interface ethernet3
  template template1
  exit

POZ0001(cfg)#




>
> Our next steps are:
> - reproduce the test with the P4 lab template.
> - dynamically change the paths using PBR.
>
> Thank you!
>
> Best regards,
> Cristina
>
>
> ________________________________________
> De: <> em nome de mc36 <>
> Enviado: quinta-feira, 2 de dezembro de 2021 14:17
> Para: ; Everson Borges
> Assunto: Re: [rare-dev] Topology of RARE
>
> hi,
> attaching a test case that brings up the p4 lab equivalent topology on your local machine...
> below are the steps to use it...
> ps: hope i understood your question correctly... :)
> regards,
> cs
>
>
> touch lab.tst
> wget www.freertr.net/rtr.zip
> unzip rtr.zip
> cd src
> ./c.sh
> wget -O ../binTmp/all.zip wdv.rare.nmaas.eu/uploads/zipball/master
> unzip -d ../binTmp/ -o ../binTmp/all.zip
> java -jar rtr.jar test tester lab path ../ cfgarch ../binTmp/ mem 1024
>
>
> On 12/2/21 15:05, Everson Borges wrote:
>> Hello everybody
>>
>> would it be possible to provide the rare topology design?
>> I would like to try to replicate the *PolKa* settings in this topology in my local testbed.
>>
>> --
>> Att.
>> Everson Scherrer Borges
>> UFES Student
>
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--
Att.
Everson Scherrer Borges



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