[nycbug-talk] Noob networking question

Brad Schonhorst bschonhorst at gmail.com
Fri Jul 21 09:59:06 EDT 2006

On 7/21/06, Marco Scoffier <marco at metm.org> wrote:
> On Fri, Jul 21, 2006 at 12:06:23AM -0400, Charles Sprickman wrote:
> <snip auto negotiation stuff moved to email reply to Pete>
> >>The slowness seems more obvious using appletalk, because to copy a 500MB
> >>file from one machine to the shared disk took a minute, to copy it from
> >>the server, behind the switch the copy was asking for several hours.
> >>And copying it from the server to another machine took 24mins.
> >
> >Are the machines with differing speeds all Macs?  Different models of
> >Macs?  Different versions of OS-X?
> All the clients are Macs.  Different models, but all finally at OS 10.4.

If your macs are running 10.4 there is no reason to use appletalk.  i
would suggest you disable it.  Bonjour is apple's 'replacement' for
apple talk for zeroconf networking (finding that lost network
printer.)  Both Bonjour and AFP are using TCP/IP at this point making
appletalk severely outdated.

Also, if you must use appletalk, (OS 9 clients maybe) it doesn't like
spanning tree protocol so you may want to turn that off on your

hope this helps!


> >
> >>Question 2) I have a few machines off a switch (linksys 100 baseT) which
> >>is connected through the uplink port and a crossover to the main
> >>router/firewall/gateway netgear.  Machines connected to this switch
> >>(which is new) seem much much slower than the rest.  Is there anything
> >>I can do about this ?
> >
> >Perhaps that's your problem right there, you might have a duplex mismatch
> >between the switches, or just a bum cable connecting them.
> >
> still a bit stumped on solving the auto-negotiation and duplex mismatch
> problems...  Bum cables I can handle :)
> Thanks,
> --
> Marco
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