Re: [f-nsp] SLX 9640 experiences

Lino Moragon <[email protected]> Tue, 9 Mar 2021 12:51:43 +0100
Newsgroups gmane.network.nsp.foundry
Message-ID <[email protected]>
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Hi Rob

As I=E2=80=99m currently very involved in the SLX implementation from =
Init7 side, I=E2=80=99ll answer this one.
We still have some more boxes to migrate, so not finished yet.

We have had and still have our own load full of TAC cases.
As you described I have made very similar experiences with the support.
It usually consumes a lot of time and effort to prove that something is =
really broken and indeed needs to be fixed by a software patch.

Positives I see similar points as you.
Perhaps one great thing to mention is the TPVM where you can tcpdump on =
traffic and do other stuff.

Negatives:
- Still experienceing MPLS LDP issues and instabilities
(sometimes not all FEC entries get installed and after two or three days =
without change they get poulated)
- ARP resolving not always working in P2P or P2MP bridge-domains (via =
MPLS LDP)
- Three to four unexpected reloads so far either due to route-map =
changes or just random after receiveing certain BGP NLRI Updates.
- MCT RACL Bug still not fixed after almost three months
- Also had issues with 3rd-party transceivers
- Traceroute gets blocked under certain conditions (still under =
investigation)
- IMHO not enough transparency regarding different software trains and =
releases and how and if the fixes get ported into feature-releases.

As for the rollback, I think there is some feature they call rollback =
and checkpoint.
So you can manually define a checkpoint and later revert to it via =
rollback.
IMHO not completely thought through or finished developing.
Also not sure if it already supports MPLS configuration as well.

We are also keen waiting on the RPKI feature.

Regards,
Lino / Init7


> On 8 Mar 2021, at 16:26, Robert Hass <[email protected]> wrote:
>=20
> Hi
>=20
> Fredy, what are your insights after SLX implementation in Init7 =
network? It's probably already more than 1/2 year in production :)
>=20
> Let me share my experiences:
>=20
> We have 6 units of SLX9640 delivered and installed during May/June =
2020. All SLXes are our BGP edge routers. For "P" we still have Juniper =
PTX platform.
>=20
> There were problems during implementation due to bugs in code. Let's =
me do the list of major problems:
> - problem with 3rd-party transceivers -> still have some issues, but =
managed with our suppiler to solve it. TAC wasn't really helpful.
> - problem with sflow and redundancy -> resolved in 4 months
> - problem with VRRP and mLAGs -> resolved in 3 months
>=20
> It looks some features are broken and not tested from beginning - for =
instance our VRRP and sflow
> problems tells us - mLAG (MCT) is not tested or used by many customers =
in production.
>=20
> Positives:
> - power consumption vs MLXe
> - very good combination of amount 100G/10G ports
> - at the end issues has been resolved, and Extreme delivered fixed =
software
>=20
> Negatives:
> - no commit/rollback at CLI
> - missing VE counters (did anybody already submit Feature Request?)
> - no command "show interface ve <number>"
> - missing some other CLI commands
> - needs rACL from the beginning as control plane have very strange =
ports exposed to 0.0.0.0/0 :)
>=20
> It was often necessary to literally show GTAC what was behaving badly. =
Unfortunately GTAC is not Arista's support;)
>=20
> Rob
>=20
> On Mon, Oct 26, 2020 at 10:54 AM Fredy K=C3=BCnzler =
<[email protected]> wrote:
> James,
>=20
> We use 20.1.2d in production. Not too long though.
>=20
> Regards,
>=20
> Fredy / Init7
>=20
> On 25.10.20 12:22, James Braunegg wrote:
> > Dear All
> >
> >
> >
> > Just wondering if anyone is using slxos 20.1.2e and any feedback ?
> >
> >
> >
> > Kindest Regards
> >
> >
> >
> > *James Braunegg*
> >
> >
> >
> > cid:[email protected]
> >
> >
> >
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> >
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> >
> >
> >
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> > service and system updates.
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> >
> >
> > *From:*foundry-nsp <[email protected]> *On Behalf =
Of
> > *Robert Hass
> > *Sent:* Friday, 3 April 2020 1:54 AM
> > *To:* Fredy Kuenzler <[email protected]>
> > *Cc:* foundry-nsp <[email protected]>
> > *Subject:* Re: [f-nsp] SLX 9640 experiences
> >
> >
> >
> > Hi Fredy
> >
> > Hope you are well. How about your deployment of new SLX'es in Init7
> > network ? Probably in March as in every network your traffic =
increased a
> > lot :)
> >
> > Hearing some experiences from You :)
> >
> >
> >
> > Cheers
> >
> > Rob
> >
> >
> >
> > On Fri, Dec 6, 2019 at 7:55 AM Fredy Kuenzler <[email protected]
> > <mailto:[email protected]>> wrote:
> >
> >     Hi Robert,
> >
> >
> >
> >     Thanks for asking again. 2nd round of tests succeeded, we after =
a
> >     very long evaluation phase decided to buy the SLX 9640 and =
dumped
> >     the Cisco NCS-55A2. Apparently we=E2=80=98re in good company if =
one wants to
> >     believe from hearsay.
> >
> >
> >
> >     The first batch got delivered this week (see pic), we plan to =
power
> >     up a few in the lab anytime soon.
> >
> >
> >
> >     Can=E2=80=99t say much more yet except they look nice with the =
violet front
> >     bezel =F0=9F=98=87
> >
> >
> >
> >     Meanwhile we launched a project to automate configuration. At =
the
> >     same time physical deployment in the many pops will take place. =
The
> >     goal is to have payload in Q1 on them and get rid off the MLXe =
and
> >     XMR by Q2 2020.
> >
> >
> >
> >     image1.jpeg
> >
> >
> >
> >     --
> >
> >     Fredy K=C3=BCnzler
> >
> >
> >
> >     Init7 (Switzerland) Ltd.
> >
> >     Technoparkstrasse 5
> >
> >     CH-8406 Winterthur
> >
> >     https://www.init7.net/
> >
> >
> >     Am 05.12.2019 um 15:52 schrieb Robert Hass <[email protected]
> >     <mailto:[email protected]>>:
> >
> >         Hi Fredy
> >
> >         I'm curious how it's going with SLX after 2-3 months ? :)
> >
> >         Please share your thoughts.
> >
> >
> >
> >         Thanks!
> >
> >
> >
> >         On Sat, Aug 24, 2019 at 8:54 PM Fredy Kuenzler
> >         <[email protected] <mailto:[email protected]>> wrote:
> >
> >             Hi Robert,
> >
> >
> >
> >             I=E2=80=98m not too much into the details of the test. =
While Arista
> >             was out quite soon (lack of MPLS) we focused on Cisco
> >             NCS-55A2 which fulfilled our needs.
> >
> >
> >
> >             However when it came to pricing the offer of Cisco was =
+1 on
> >             the seventh digit compared to Extreme SLX-9640 (we need =
to
> >             buy ~80 devices) so we started to reconsider the SLX,
> >             despite the first tests were not too promising. Maybe =
there
> >             is new software out which fixes the most annoying =
issues.
> >
> >
> >
> >             The Ciscos simply exceed our budget, but I asked for a
> >             better deal which is still pending.
> >
> >
> >
> >             We=E2=80=98re probably go to buy two or three SLX and =
bring them
> >             into real production and when they fail we sell them 2nd
> >             hand. At least we would have a better feeling before
> >             spending the money.
> >
> >
> >
> >             Ask me again for an update in about 8 weeks.
> >
> >             --
> >
> >             Fredy Kuenzler
> >
> >             Init7 (Switzerland) Ltd.
> >
> >             Technoparkstrasse 5
> >
> >             CH-8406 Winterthur
> >
> >             Switzerland
> >
> >
> >
> >             http://www.init7.net/
> >
> >
> >
> >
> >             Am 24.08.2019 um 13:22 schrieb Robert Hass
> >             <[email protected] <mailto:[email protected]>>:
> >
> >                 Hi Fredy
> >
> >                 Did you finished your testing of SLX 9640 ? Any =
feedback
> >                 comparing to tested Arista or NCS ?
> >
> >
> >
> >                 Thank a lot
> >
> >                 Rob
> >
> >
> >
> >                 On Mon, Jun 3, 2019 at 1:06 PM Fredy Kuenzler
> >                 <[email protected] <mailto:[email protected]>> =
wrote:
> >
> >
> >                     We are exactly doing an extensive evaluation of =
the
> >                     three devices
> >                     mentioned. Not there yet, unfortunately.
> >
> >                     =
https://twitter.com/init7/status/1126450891920375809
> >
> >                     --
> >                     Fredy Kuenzler
> >
> >                     Init7 (Switzerland) Ltd.
> >                     AS13030
> >                     Technoparkstrasse 5
> >                     CH-8406 Winterthur
> >                     Twitter: @init7 / @kuenzler
> >                     http://www.init7.net/
> >
> >
> >                     Am 03.06.19 um 12:50 schrieb Robert Hass:
> >                     > Hi
> >                     > I'm looking for users of new SLX 9640. We =
consider
> >                     that platform as
> >                     > MLXe replacement in Internet (full DFZ) =
Edge/Core
> >                     segments. Any
> >                     > problems / comments ?
> >                     >
> >                     > BTW. Did anyone compared SLX 9640 versus =
Arista
> >                     7280 or NCS 5501-SE
> >                     > ? I'm also happy to hear feedback.
> >                     >
> >                     > Rob
> >                     >
> >                     >
> >                     >
> >                     > =
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> >                     > [email protected]
> >                     <mailto:[email protected]>
> >                     > =
http://puck.nether.net/mailman/listinfo/foundry-nsp
> >                     >
> >
> >
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> >
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>=20
> --
> Fredy K=C3=BCnzler
>=20
> Init7 (Switzerland) Ltd.
> Technoparkstrasse 5
> CH-8406 Winterthur
> https://www.init7.net/
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