[rescue] FDDI vs switched 100BaseTX, vs SPARC LX

rescue at sunhelp.org rescue at sunhelp.org
Thu Jun 21 13:21:46 CDT 2001

I love cisco hardware, but if you can't.. erm.. Aquire it it's way too
expensive.  BTW, anyone familiar with the standard failure modes for a
2912?  I've got one that appears totally dead, and I'm wondering if there
are any common fixes I can try.

On Thu, 21 Jun 2001, Brian Hechinger wrote:

> On Thu, Jun 21, 2001 at 01:06:35PM -0400, Loomis, Rip wrote:
> > Brian--
> > The switch is a D-Link 5-port managed switch,
> > VLAN-capable, which *does* auto-negotiate.
> > I'm going to see if there's any sort of a
> > firmware upgrade for it, though, that might
> > address this problem.  We've seen similar
> > problems with le* interfaces plugged into
> > Cisco Catalyst switches here at work, so
> > I really do think that the problems are on
> > the Sun side rather than on the switch side.
> > The work-around may still be on the switch
> > side, though (which it has been in the past).
> don't know much about the D-Link stuff.  i'm pretty much a hardcore cisco guy
> when it comes to networking hardware. (well, not entirely, but definitely in
> the workplace)
> it sounds to me like you are going to have to bite the bullet and force your
> switch to get it to talk to the LX.
> > Has anyone ever gotten an le* interface to
> > successfully auto-negotiate with *any* switch
> > capable of 100Mbps full-duplex?  I've gotten
> > this particular switch (and others with
> > similar behavior) to work with 3C509 ISA
> > cards and properly auto-negotiate--it seems
> > to be only the le* drivers.  Haven't yet
> > had a chance to test under *BSD or Linux
> > to see if it's an issue specific to Solaris,
> > and I can't find much on the web that seems
> > directly relevant.
> i've got a cheap POS LinkSys dual-speed switch.  it correctly identifies and
> sets the ports for:
> PC (Xircom RealPort CardBus 10/100) 100/full
> hme 100/full
> be 100/half
> le 10/half
> a wide variaety of 10/half tranceivers.
> no problems at all.
> > This is really a last-ditch effort to try to
> > fix the broken side of things based on what I
> > think is really b0rken.
> in my experience, it's really b0rken, and the "real" fix is to meddle with
> the switches port setting.  sucks, but it's life.
> cheers,
> -brian
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