Case Study – VPN Connection
issues after installed Windows server 2003 SP1
Situation: The client has
been experiencing some VPN connection issues after they installed Windows
Server 2003 SP1. The main office has T1 line. The branch office uses DSL
line and some home users who are using DSL too. They can establish the VPN,
but they experience these issues:
- The connection may drop in 2 or 3 minutes.
- The VPN client may receive "The Network name is no
longer available" message when they transfer the data.
- The RDC to TS may have black screen.
Resolution: Set my VPN
client MTU to 1400.
To modify MTU, please refer to this page,
How to change MTU settings for PPP or VPN.
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issues after ms05-019 and 2003 sp1
Can't access some web sites
|This step-by-step article describes
how to modify the default MTU size ... To change the
MTU Settings, select the the following options how to
|In a case you may need to modify the
MTU size and wonder how to determine the optimal MTU
for your system. You can use ping command to do so, for example,
|ftp uploads fail if file size
is greater than 8kb ("unable to open data ... while the
ftp tool (here: smartftp, but same behaviour in comand line
|Symptoms: When trying to access
Windows FTP server, you may have following ... You
receive “FTP Folder Error – An error occurred opening that
folder on the ...
|Symptom 1: When accessing Windows
FTP server, you may receive this message: ... 1) verify
the ftproot folder permission; 2) verify FTP security