My cumputer is behide a local lan proxy 172.19.192.21:8080, cannot get connected to the internet with Ultrasurf (Rev. 10.11), an error occurs:
Error: the proxy server (ISA) 172.19.192.21:8080 is not configured to allow SSL tunnel to port 80. For more information see http://support.microsoft.com/?id=283284
how could you help me to resolve this problem?