search for: tcp1323opt

...1GB lan. So far I've increased the MTU on both the workstation and linux server to 9000. Then on the windows xp workstation, I've added these registry keys and rebooted: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters] "TcpWindowSize"=dword:3FFFF700 "Tcp1323Opts"=dword:3 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\lanmanserver\parameters] "SizReqBuf"=dword:0000FFFF "TcpWindowSize"=dword:3FFFF700 Now, normal communications with the samba server work great... 8960 tcp/ip frames instead of 1460, and I'm getting around...

...uot; from speedguide.net. Once I applied this registry edit, it worked on other machines too. Here is the contents of their registry file: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters] "SackOpts"=dword:00000001 "TcpWindowSize"=dword:0003ebc0 "Tcp1323Opts"=dword:00000001 "DefaultTTL"=dword:00000040 "EnablePMTUBHDetect"=dword:00000000 "EnablePMTUDiscovery"=dword:00000001 "GlobalMaxTcpWindowSize"=dword:0003ebc0 I am not sure which line of this fixed the problem but I am sure that someone would could tell...

Hi, I've migrated a Win2k fileserver to Samba 3.0.33 on Gentoo (Kernel 2.6.28). While the Linux clients work fine, I get the absolutely worst transferrates on Win (XP Prof + Vista) like 3-4k/s (compared to ~10MB/s on Linux). When copying larger files on Windows, they start this slow, but the transfer becomes faster after some time like 2Mbit/s via WLAN which would be acceptable. I've