[f-nsp] Netiron 5.6 feedbacks

[Youssef Bengelloun-Zahr]

Hi,

I hope this one will be more mature and stable :-)

Y.



2014-05-26 10:26 GMT+02:00 Wouter de Jong <wouter at widexs.nl>:

> Hi Youssef,
>
> OK, that is the same date I received :)
>
> Regards,
>
> Wouter
>
> > -----Original Message-----
> > From: Youssef Bengelloun-Zahr [mailto:youssef at 720.fr]
> > Sent: Sunday, May 25, 2014 22:16
> > To: Wouter de Jong
> > Cc: <foundry-nsp at puck.nether.net>
> > Subject: Re: [f-nsp] Netiron 5.6 feedbacks
> >
> > Hi,
> >
> > Answering my own post. Just heard from my SE, 56d GA is targeted for
> > July 16th.
> >
> > Best regards.
> >
> >
> >
> > > Le 25 mai 2014 à 20:34, Youssef Bengelloun-Zahr <youssef at 720.fr> a
> écrit
> > :
> > >
> > > Hi,
> > >
> > > Interesting... Did TAC give you 56d GA release date ?
> > >
> > > Y.
> > >
> > >
> > >
> > >> Le 25 mai 2014 à 12:57, Wouter de Jong <wouter at widexs.nl> a écrit :
> > >>
> > >> Hi,
> > >>
> > >> (Apologies for not quoting, etc as I don't have the original email in
> my
> > >> mailbox)
> > >>
> > >> Too bad that 5.6 seems 'buggy' ... some of it's new features look
> nice,
> > and
> > >> I was planning to put it on a new box...
> > >> now I'm not so sure about that any longer...
> > >>
> > >>
> > >> Also interesting that you seem to run 5.5d without problems, as we
> > came
> > >> across a bug in 5.5 with regards
> > >> to the IPv6 route cache - DEFECT000500944
> > >>
> > >> Due to it's characteristics, my guess would be that we really can't be
> > the
> > >> only one that faced that problem ? :)
> > >>
> > >> The issue is that after a link between 2 MLXe's fails and the IGP
> selects a
> > >> different path ... it fails to update the IPv6 cache.
> > >> However, it updates the RIB, etc correctly .... so IPv6 traffic
> transiting
> > >> through the router appears to keep working without issue and
> > >> everything _seems_ correctly (even from looking at CAM), only traffic
> > >> originated from the router itself (eg. loopback) is still pointing
> > >> to the wrong interface, which for example affected IPv6 iBGP sessions
> > in our
> > >> case.
> > >>
> > >> The provided method to resolve it is to manually clear the IPv6 cache
> > by
> > >> running "clear ipv6 cache"
> > >> (Note that 'cache' is hidden in the outout from "clear ipv6 ?" ...
> > >> DEFECT000503937)
> > >>
> > >>
> > >> According to TAC, this issue occurs in both 5.5.x and 5.6.x ... and
> both
> > >> with IS-IS and OSPF.
> > >> In our case, this was on MLXe-4's with 4x10G X-blades, running IS-IS,
> with
> > >> v5.5d and v5.5e
> > >> Fix should come in 5.6d .. not sure in what version 5.5 will be fixed.
> > >>
> > >>
> > >> Just wondering if anyone else faced this as well ?
> > >>
> > >>
> > >> Best regards,
> > >>
> > >> Wouter
> > >>
> > >> _______________________________________________
> > >> foundry-nsp mailing list
> > >> foundry-nsp at puck.nether.net
> > >> http://puck.nether.net/mailman/listinfo/foundry-nsp
>



-- 
Youssef BENGELLOUN-ZAHR
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