[j-nsp] Experience with QFX5100 13.2 & 14.1

[Tim Jackson]

For DHCPv4 that was the case, but it still persisted after disabling
dhcp-relay. For DHCPv6, ipv6 isn't even configured on the box.

--
Tim


On Fri, Jan 16, 2015 at 11:15 AM, Michael Loftis <mloftis at wgops.com> wrote:

> On Thu, Jan 15, 2015 at 6:43 AM, Tim Jackson <jackson.tim at gmail.com>
> wrote:
> > L3/MPLS LSR - Great experience, one issue currently in 14.1X53-D15 is any
> > traffic that would have been sent an ICMP redirect (even with that turned
> > off) will be duplicated.. One copy forwarded through the RE, one copy
> > through T2 caused by PR1022354 (there are other scenarios that can cause
> > this, too.. and this is still unfixed).. I think in 13.x there is an LDP
> > bug (PR889585), but it's easy to work around.
> >
> > L2 - Several issues with it.. DHCPv4 Traffic in I think up to 13.2X53-D25
> > in L2 will be silently discarded (punted to the RE as you can see this
> > traffic by doing monitor traffic).. 14.1X53-D10+ fixes this (maybe
> > 13.2X53-D25). DHCPv6 traffic is still broken in even 14.1X53-D15, no PR
> for
> > that one yet.
>
> Do you have DHCPv4 enabled in any other way?   Ex dhcp-relay?  I ask,
> b/c, on an unrelated platform (aaaand entirely different JunOS
> versions- MX960s and EX9214s) we ran into - turning on dhcp-relay will
> cause them to punt all UDP port 67 traffic.  Even if it's on an
> interface that isn't mentioned in the config.  I haven't had a chance
> yet to see if that happens to all logical instances or just the LI
> that the dhcp-relay or dhcp features are enabled on.  Like I said,
> unrelated platform, but, effectively the same thing.
>
> >
> > I've also had several QFX5100-96S boxes reboot without reason (on
> software
> > all the way up to 14.1X53-D10), 0 logs, like they were powered off..
> Still
> > haven't found the root cause of this one yet, we're suspecting a bad
> batch
> > of hardware possibly.
> >
> > I have several that are about to enter a mixed L2+L3/MPLS P/PE role
> soon..
> > MC-LAG+L2+L3/MPLS+L3VPN all on a pair.. So far with testing that there
> > haven't been any issues outside of the previously mentioned L2 gotchas.
> >
> >
> > In general the experience has been pretty positive with them outside of a
> > few L2 snafus.. I'm also not using the boxes in a traditional DC role,
> > these are all SP roles..
> >
> >
> > On Thu, Jan 15, 2015 at 1:30 AM, Richard Hartmann <
> > richih.mailinglist at gmail.com> wrote:
> >
> >> Dear all,
> >>
> >> I was wondering what experience, if any, you have had with QFX5100.
> >>
> >> Of special interest would be what JunOS version you are running, what
> >> features you have enabled, and if you consider them production-ready.
> >>
> >>
> >> This question is open-ended on purpose.
> >>
> >>
> >> Thanks,
> >> Richard
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>
> --
>
> "Genius might be described as a supreme capacity for getting its possessors
> into trouble of all kinds."
> -- Samuel Butler
>