Setting the Send Buffer
Especially when connecting from outside the PTC network, upload times for primary content to https://ptcprojectlink.ptc.com/ProjectLink/ can be slow. On Microsoft-based clients, one factor which can affect performance is the send buffer in Internet Explorer. The value for this can be modified using the following technique.
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PTC accepts no responsibility for any damage resulting from the technique below. Changes to the registry are made at the individual user's risk.
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1. Start the Registry Editor (Regedt32.exe).
2. Locate and then click the following registry key: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
3. On the Edit menu, click Add Value, and then add the following registry value:
Value name: SocketSendBufferLength
Data type: REG_DWORD
Radix: Decimal
Value data: Buffer size that you want (in bytes)
Buffer size value options:
16-KB Buffer = 16384
24-KB Buffer = 24576
32-KB Buffer = 32768
40-KB Buffer = 40960
56-KB Buffer = 57344
64-KB Buffer = 65536
Data type: REG_DWORD
Radix: Decimal
Value data: Buffer size that you want (in bytes)
Buffer size value options:
16-KB Buffer = 16384
24-KB Buffer = 24576
32-KB Buffer = 32768
40-KB Buffer = 40960
56-KB Buffer = 57344
64-KB Buffer = 65536
4. Quit the Registry Editor.