Automatic upload/download speed optimization

Introduced in v4.2, there’s a registry setting that allows Syncplify.me Server! to automatically choose the socket’s inbound and outbound buffer sizes in an attempt to optimize upload and download speeds.

This setting cannot be configured in the web interface, the only way to set it is at Windows registry level. Restarting the Syncplify.me Server! system services is not necessary, as this setting is pulled from the registry every time a new incoming connection is served. Continue reading

Syncplify.me Server! v4.0.10 released

We have just released version 4.0.10 of our Syncplify.me Server! software. This version features the following improvements:

  • Improved download speed by adding automatic self-adjustment of TCP window size
  • Improved analytics support
  • Improved support for AWS cloud platform

As usual you canĀ download this new release from our website.

How to increase the speed of SFTP downloads

Syncplify.me Server! version: 3.0.0+

If you run Syncplify.me Server! hosted on a VM in the cloud or at some co-location provider, you are probably aware that your ISP uses traffic shapers to optimize the transfer speed and to prevent malicious users from abusing network resources.

In some cases, though, such strategy (packet/traffic shaping) clashes against the very nature of the SSH/SFTP protocol, in which both control and data packets are sent on the same connection. In particular, you may experience issues between the requested SSH socket buffer and the advertised buffer size on the network. If that happens, we got you covered! As of version 4.0, in fact, you can use a special Registry key to force Syncplify.me Server! to use a socket buffer size that matches the one advertised by your network. Continue reading