Désactiver le TCP Chimney Offload sur votre serveur
Stopper la fonction TCP Chimney Offload sur votre machine
Pour voir l'état actuel du TCP Chimney Offload, utilisez cette commande :
netsh int tcp show global
Pour désactiver le TCP Chimney Offload, utilisez cette commande :
netsh int tcp set global chimney=disabledEn complément, pour désactiver RSS, utilisez cette commande :
netsh int tcp set global rss=disabledSur https://community.spiceworks.com/topic/525373-ms-terminal-server-disconnects-users-randomly-server-2008-r2-event-id-56
on trouve d'autres choses à faire, à savoir :
Disable IPv4 Large Send Offload, Checksum Offload, and TCP Connection Offload
On the RDP client:
[HKCU\Software\Microsoft\Terminal Server Client]
"Keep Alive Interval"=dword:00000001
On RDP server:
[HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server]
"KeepAliveInterval"=dword:00000001
"KeepAliveEnable"=dword:00000001
Disable all SNP Features on the server (from admin cmd):
netsh int tcp set global chimney=disabled
netsh int tcp set global rss=disabled
netsh int tcp set global taskoffload=disabled
netsh int tcp set global autotuninglevel=disabled
netsh int tcp set global congestionprovider=none
netsh int tcp set global ecncapability=disabled
netsh int tcp set global timestamps=disabled
Change the Security Layer for RDP sessions in tsconfig.msc
http://technet.microsoft.com/en-us/library/cc770833.aspx
Reissue the X509 certificates (these are the certificates the TS uses to secure the RDP Session)
http://support.microsoft.com/kb/329896 (Instructions are under the "Resolution" part)
Also, take a look at this article:
http://blogs.technet.com/b/askperf/archive/2010/03/25/the-curious-case-of-event-id-56-with-source-te...Pour désactiver le NetDMA, utilisez cette commande :
REG ADD "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters" /v "EnableTCPA" /t REG_DWORD /d 0 /fPages Web
| Site Web | Description |
|---|---|
| Blogs.msdn.com | Entrée de blog qui indique comment configurer le TCP Chimney Offload |
| Support.microsoft.com KB951037 | Information about the TCP Chimney Offload, Receive Side Scaling, and Network Direct Memory Access features in Windows Server 2008 |
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