Re: Network connection problems

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

From: Robert L [MS-MVP] (noreply_at_hotmail.com)
Date: 05/25/04 

Date: Tue, 25 May 2004 10:25:01 -0500

it could be the hardware such as switch and NIC settings. 

-- 
For more and other information, go to  http://www.ChicagoTech.net
Don't send e-mail or reply to me except you need consulting services. 
Posting on MS newsgroup will benefit all readers and you may get more help.
Robert Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN, Anti-Virus, Tips & Troubleshooting on 
http://www.ChicagoTech.net
This posting is provided "AS IS" with no warranties.
"DW" <d@d.com> wrote in message news:eaC1CFmQEHA.568@TK2MSFTNGP12.phx.gbl...
> Hi all,
>
> Please bear with me as this is quite long :-(
> A bit of background first:
>
> We have an inherited client whose network has outgrown the infrastructure
> i.e. Windows 2000/Exchange 2000 Server, Dual Zeon Dell Server with
> 100/Gigabyte nic, All workstations are Dell Pentium 4 with 100/Gigabyte 
> nic.
> Cabling is all to a patch bay then to two 8-port 10base hub's. They now 
> have
> more than 16 people so therefore outgrown.
>
> There are two main problems.
> 1) We were called in to have a look at the system because a Terminal
> Services program (Local Council hosted database) kept kicking people off
> every 5-8 min approx. The local Council people say it is because client 
> had
> a 10base hub.
> Because of this and the obvious problems with 8-port hubs vs 2x16-port
> switches etc, we installed the said 2x16-port 100basetx switches. This did
> not solve anything.
>
> 2) After putting in the switches, all neywork resources were randomly
> kicking users out for very brief periods i.e. a shared database on the
> server, MS Word locking-up when using documents on the server etc. We have
> now put then back to the old 10base hubs and they can at least work.
>
> However, we need an answer. I have tried looking at a snapshot of network
> traffic with Ethereal but nothing looked amiss. I thought that it may be
> DHCP lease problems, but again these seem okay.
>
> Any other suggestions.
> I think I am looking for the woods but finding trees :-)
>
> Thanks
>
> DW
>
>

Relevant Pages

  • Re: Company network slowdown
    ... >because of a perceived network slowdown in the past 6 months or so. ... Gigabit is great for taking the load off servers. ... With switches instead of hubs on a wired network, ...
    (alt.internet.wireless)
  • Re: how to find out promiscuous mode
    ... only broadcast traffic (ARP/DHCP/etc) will be visible in ... General advice is to treat switches as a way of improving network related ... performance (relative to hubs), not as security devices. ...
    (Fedora)
  • Re: Slow down of internet service
    ... > We have a network that consists of 300+ workstations, ... Linking these w/s are a combination of switches ... > 10/100 hubs present). ... Our internet access has never ...
    (comp.dcom.lans.ethernet)
  • Re: Public Access WIFI Security
    ... > Now that everyone uses switches, its a lot better than it used to be. ... Both genuine hubs and switches configured ... The purpose is usually the same sort of load balancing used by Windows ... the other is my "network in a bag" that travels with me on-site. ...
    (alt.computer.security)
  • Re: 4 Port 1000 MB "Hub"
    ... network to look at traffic on a given segment of the the network. ... I always thought that hubs were multi-port repeaters and switches were ...
    (comp.dcom.lans.ethernet)