Slow file transfers btwn 2000 and XP

  • Thread starter Thread starter BobCobb
  • Start date Start date
B

BobCobb

Hi,

I have had a series of problems, and now I have hit a brick wall. I noticed
it when I had finished a long running network upgrade, where I have two Win
2000 DC's and several Win XP Pro workstations. I upgraded the main switch,
and have the two DC's on a GB (1000MB) link, and the workstations on 100MB
link, yet the users were complaining about network speed when
saving/copying/deleting files from their network drives. We were also
getting a lot of Network errors like office files only being available as
Read Only due to being locked by the user who is trying to open the file.
Logging off, and then back on again would fix this.
We also had these errors "Cannot open Filename on network share. Make sure a
disk is in the drive you specified." & "Access is denied. The file may be in
use by another application."
We installed SP4 on the Win2000 servers (plus hot fixes to date), SP1 on the
XP PC's (as well as all hot fixes) and followed the instructions of KB
814112, 328170 and 329170 as the problem seemed to relate to SMB signing.
This stopped all of the Read Only errors and the cannot find file/access
denied errors, but it is extremely slow now.
It takes as long to copy a 10K HTML file over the network as it does a 5MB
zip file.
It is even slow copying from share to share, using the same server drive
(Z:\share1 to Y:\share2 or Z:\share1\a to Z:\share1\b).
Through further testing, I found that it is only this slow via a mapped
drive letter, yet fast when I use the UNC path (\\server\share).

Has anyone experienced this?

Thanks

Bob
 
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