Dear All , i have the this is issue appears sometimes (your ntetwork connection is inavailable . please reconnect and try again) whent i try to access OWA Exchange 2010 sp1 from outside Network my organization , but when i try access from inside my ntework its working fine , and i have firewall on my network , how i can fix that ?What causes occur? thank you for your help

It's a network problem. We don't have any insight into how you're connecting, so nobody can tell you what's wrong.Ed Crowley MVP "There are seldom good technological solutions to behavioral problems."