MRelay
Host to Host Network Acceleration and Encryption
...Using this approach, it is possible to achieve high throughput between two points on the network regardless of the delay between two points. MRelay can optionally encrypt the data and exchange some http headers before the relay process to make the traffic look like a regular http file download. This can be used to overcome the highly restrictive firewalls that are content-sensitive or can detect and block VPN traffic.
This software is a console application and must be run through command line, get help using "MRelay.exe -help" command
Requirements:
Windows Vista or later. ...