Re: Re: [NTISP] 100Mbit slowdown problem

Will LaSala ( will@greennet.net )
Mon, 13 Mar 2000 09:44:10 -0500

We just got a managed switch for under $500
The HP Pro-Curve
Hope this helps
Thanks
Will ,,,=^. .^=,,,
Webmaster
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----- Original Message -----
From: "Rudy Komsic" <rudyk@cyberglobe.net>
To: <ntisp@iea-software.com>
Sent: Saturday, March 11, 2000 1:35 AM
Subject: RE: Re: [NTISP] 100Mbit slowdown problem

> You should be looking at getting a managed switch in the $1500+ price
> range. They usually support FD on all ports. The $500-1000 switchs
> only handle HD most of the time.
>
> ---- Original Message ----
> From: admin-maillist@talstar.com
> To: ntisp@iea-software.com,
> Subject: RE: Re: [NTISP] 100Mbit slowdown problem
> Date: Fri, 10 Mar 2000 11:26:10 -0500
>
> >From: Malcolm Joosse <malcolm@hotline.net.au>
> >> We have tried to set the server to 100FD but it would only run for
> a short
> >> period of time before going back to 100HD. The same thing happens
> on the
> >> workstations with 100FD settings.
> >> We are running a 16 port Planet 10/100 Switch.
> >> Both the server and CAD stations have 3Com 10/100 3c509's, I
> believe that
> >we
> >> have ruled out cabling and the cards in the PC seem ok it only the
> switch
> >> could be the problem.
> >
> >Maybe you hve to specify which device (switch or NIC) is the
> "master".
> >Sometimes there are full/half duplex issues but I've only seen them
> with
> >network devices (routers, etc.) and a few Suns. We have an HP
> AdvanceStack
> >Switch 2000 with 4 100VG modules (and also some 10Mb modules). The
> 100VG
> >modules presently have a single computer (3 servers and my
> workstation)
> >plugged directly into each one. In our case, I'm able to leave the
> >computers and the HP at their default "automatic" sensing settings
> and
> >everything works flawlessly. In fact, in the 3.5 years that it's
> been set
> >up this way, I've never seen a single errored packet go to or from
> any of
> >the 100VG-based computers. Too bad 100VG (vg=video grade) isn't
> compatible
> >with 100TX.
> >
> >Josh
> >
> >> -----Original Message-----
> >> From: ntisp-request@iea-software.com
> >> [mailto:ntisp-request@iea-software.com]On Behalf Of Stainforth,
> Matthew
> >> Sent: Friday, March 10, 2000 11:40 PM
> >> To: 'ntisp@iea-software.com'
> >> Subject: RE: [NTISP] 100Mbit slowdown problem
> >>
> >>
> >>
> >> manually set the switch port and the card to 100 mbit full or half
> duplex.
> >> When these settings don't jive between the card and switch it can
> cause
> >the
> >> problems you describe.
> >>
> >> Matthew Stainforth || Technical Services Manager || BrunNet Inc.
> >>
> >>
> >> > -----Original Message-----
> >> > From: Malcolm Joosse [mailto:malcolm@hotline.net.au]
> >> > Sent: Friday, March 10, 2000 12:45 AM
> >> > To: winnt-inet@net-shopper.co.uk; ntisp@iea-software.com
> >> > Subject: [NTISP] 100Mbit slowdown problem
> >> >
> >> >
> >> > Hello List,
> >> > We have a client that has grown from 5 staff to 50 in 1 year.
> >> > They were having network slowdown problems so we put in a
> >> > 3Com 100Mbit card
> >> > in the server and a 10/100Mbit Switch. This made a huge
> >> > difference to the
> >> > speed of the entire network. The problem now is that they
> >> > have 3 CAD PC's
> >> > that were on 10Mbit and they thought that it would be good to
> >> > put 100Mbit
> >> > cards in them. So we did and plugged them straight into the
> >> > switch. They
> >> > tested by saving a 1Mb file, it took 5sec on 10Mbit but 30sec
> >> > on 100Mbit. I
> >> > thought that the problem may be the CAT5 cabling but we got a
> >> > shielded CAT5
> >> > cable and ran it directly from the PC to the switch, but it made
> no
> >> > difference. I thought that the server cable may be the
> >> > problem so we ran
> >> > another shielded cable from the server to the switch but no
> change.
> >> >
> >> > The problem I have is that the client wants to have a fast
> network but
> >> > nothing we change seems to make it any faster.
> >> > Any ideas as to why the files take longer to save at 100 than at
> 10 ?
> >> >
> >> > Help
> >> > Regards
> >> >
> >> > Malcolm Joosse
> >> > Hotline Support Pty. Ltd.
> >> > malcolm@hotlinesupport.com
> >> > www.hotlinesupport.com
> >> >
> >> >
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> >> >
> >>
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> >>
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> >
> >
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>
>
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