Cannot open "https://contoso.com/owa" externally-Exchange 2010 Share on Facebook Post on reddit Tweet on Twitter Share on LinkedIn Home › Forums › Messaging Software › Exchange 2007 / 2010 / 2013 › Cannot open "https://contoso.com/owa" externally-Exchange 2010 This topic has 9 replies, 5 voices, and was last updated 7 years, 7 months ago by chedderbob. Viewing 1 post (of 1 total) Author Posts brooklynMember Apr 10, 2013 at 1:15 pm #161313 Hi Guys, I’m badly need assistance. I have just installed my new exchange server and everything seems to be working OK. But I cannot open OWA with name but with IP address from outside, no problem. what configuration can I missing? Please your help is appreciated. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.