Hi, On Tue, May 05, 2020 at 12:51:45PM -0400, Norman Elton wrote: > We've got a sizable deployment of EX-3400s on campus, and have noticed > that after a reboot, some switches fail to bring their uplink > connection online.
Never seen a problem with our 3400s (3rd party SFP+ modules, uplinked
to Aristas mostly, some to Cisco ASR9k).
18.1R3.3 and 15.1X53-D59.4 here.
> We've long standardized on running autonegotiation, everywhere. Do
> others actually disable autonegotiation on "managed" connections,
> where you're configuring both ends of the link?
Devices or Carriers disabling autoneg are a major PITA and need to
rot in hell. It's a mandatory part of the standard and should be
treated as such.
(So, no, we never disable autoneg unless talking to something stupid)
gert
--
"If was one thing all people took for granted, was conviction that if you
feed honest figures into a computer, honest figures come out. Never doubted
it myself till I met a computer with a sense of humor."
Robert A. Heinlein, The Moon is a Harsh Mistress
Gert Doering - Munich, Germany [email protected]
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