On Wed, 2014-10-15 at 18:59 +0800, Guang wrote: > Hi, > I had used the openconnect (not the version 6.0.0 but the higher version in git)(compiled on Fedora 20 in VMWare) Why don't you use the gui directly? > And then DTLS handshake failed occurs. Just like below: > Microsoft (R) Windows Script Host Version 5.8 > Copyright (C) Microsoft Corporation. All rights reserved. [...] > but I dont't understand what the " Resource temporarily unavailable" means. That's the error printed when DTLS handshake times out. You could debug it using wireshark or so. It could be a firewall dropping UDP packets. regards, Nikos