aha....may be i should contact the network administrator in the main netwok building to make some configuration.....
i am currently in jordan-middle east But my android phone applications like "wattsup" are working fine at my home or any non-proxy enabled...
thank you dibblebill for your reply.....
aha....that is true...my applications can work in open networks.... but can not work in my company or other proxy enabled networks.... and there...
Thank you lunatic59 for your reply... I am really a network administrator in my work... I do not think that the proxy server blocks any traffic......
I have Android Phone (Samsung Galaxy S duos)..... when i connect my phone to the wireless network in my work then add the proxy of my company...