Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

Hi, On Mon, Sep 03, 2018 at 04:37:52PM +0200, Sebastian Wiesinger wrote: > > we've noticed problems with third party vendors QSFP 40G optics after > > upgrading our JunOS on QFX5100. The problems manifest as a general > > instablility on the QSFP links with symptoms like: > > we've got the

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

* Sebastian Wiesinger [2018-04-24 09:16]: > Hello, > > we've noticed problems with third party vendors QSFP 40G optics after > upgrading our JunOS on QFX5100. The problems manifest as a general > instablility on the QSFP links with symptoms like: So, we've got the information that this might

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

* Jason Healy [2018-08-22 12:22]: > On Aug 22, 2018, at 4:52 AM, Sebastian Wiesinger > wrote: > > > > apparently there is now a PR for this: PR1309613 > > I realize you may not have the answers, but if you do... > > 1) Does this affect platforms other than the QFX? I'm not aware of other

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

On Aug 22, 2018, at 4:52 AM, Sebastian Wiesinger wrote: > > apparently there is now a PR for this: PR1309613 I realize you may not have the answers, but if you do... 1) Does this affect platforms other than the QFX? 2) Were you seeing the CRC count increase in all cases of traffic loss? 3)

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

* Jared Mauch [2018-04-28 01:51]: > I’ve seen issues on QFX-5200 depending on the optics and cabling type. We’ve > had to set > FEC on the ports to none. This may also be a problem with the QSFP/QSFP+ > type optics. > The threshold was in going from 15.x -> 17.x, so it’s possible it showed up

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

I’ve seen issues on QFX-5200 depending on the optics and cabling type. We’ve had to set FEC on the ports to none. This may also be a problem with the QSFP/QSFP+ type optics. The threshold was in going from 15.x -> 17.x, so it’s possible it showed up in 16.x as well. - Jared > On Apr 26,

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

Also experienced these issues with most versions above 14.1X53. FWIW I've had no problems with 17.3R2-S1.2, but we did have issues with 17.4R1 We're working with our account team to try and sort this stuff out On Tue, Apr 24, 2018 at 8:21 AM Sebastian Wiesinger wrote: >

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

* Chris via juniper-nsp [2018-04-24 09:58]: > I can't keep switching firmware around to try and resolve this/isolate to a > specific revision, but it is interesting that you also note you have not > experienced any issues with 16.1, the same as us. If you get a proper

Re: [j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

Hi, On 24/04/2018 3:16 PM, Sebastian Wiesinger wrote: Hello, we've noticed problems with third party vendors QSFP 40G optics after upgrading our JunOS on QFX5100. The problems manifest as a general instablility on the QSFP links with symptoms like: * Links take minutes to come up * Links go

[j-nsp] 40G QSFP problems on QFX5100 after 16.1R6

Hello, we've noticed problems with third party vendors QSFP 40G optics after upgrading our JunOS on QFX5100. The problems manifest as a general instablility on the QSFP links with symptoms like: * Links take minutes to come up * Links go down randomly * Links show CRC/Align errors and packets