[nsp] Cisco Cat3750 IPv6

Gert Doering gert at greenie.muc.de
Tue Apr 27 05:41:20 EDT 2004


Hi,

On Tue, Apr 27, 2004 at 10:09:04AM +0100, Chris Roberts wrote:
> Gert Doering wrote:
> > As far as I understand, yes.  "The hardware can do it" - but the
> > software to drive the hardware is just not there yet...
> >
> > I have also been fooled into buying one of those switches, in the
> > assumption that it would do IPv6. *sigh*.
> 
> Is this the plain 3750 or the 3750 Metro? 

"plain" 3750 (3750G-24TS).

> I have just evaled a 3750 Metro
> but didn't check for IPv6 support. I'm worried about the fact that these
> boxes which are brand new switches are only supported with 12.1(something)
> software, and don't even have 12.2 and 12.2T. Seems a bit backwards for
> Cisco to release a switch on a 2-3 or more year old IOS now with such a big
> push towards 12.3 at the moment.

Switch IOS is only loosely related to "real" IOS.  This is something to
be well remembered.

There will be far less frequent updates for "Switch IOS", and all the 
interesting features will be missing.  Bug fixing will be abysmally 
slow ("this is a hardware limitation that cannot be worked around" -
access-lists silently being disabled upon exceeding a given length, on 
the 2948G-L3).

> I'm also fuming that Cisco have recently modified the 26xx bundles to
> include the WIC-1SHDSL-V2 instead of the WIC-1SHDSL card, seemingly without
> prior notice (unless I missed an announcement somewhere). Especially
> considering these cards are only supported by 12.3(4)XD1 which seems to have
> numerous bugs. Very frustrating.

Hmmm.  Can't comment on that, but the move itself might make sense
("better interoperability of the newer cards", or "some parts that are
needed for the old cards cannot be bought anymore", ...).  To do that when
there is no real IOS support for the new card isn't a very nice move,
though.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de


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