While accessing Outlook from Internet, Basic authentication will ask for credential, you can check box to remember the password.

Basic authentication transmits username and password in clear text but is encrypted by SSL connection. If cache is not present user is unable to login. So choosing this option allows user to login to Outlook using cached login without having user to enter the password. NTLM uses the cached login cred to login to Outlook when user goes out of corporate network and logs in via Internet.

You should do this from public domain hosting like GoDaddy. Make sure this external domain is pointed to corporate Exchange server’s public IP address. Right-click client access server and click Enable Outlook Anywhere. To enable Outlook Anywhere, log on to Exchange server and open Exchange Management Console.Įxpand Server Configuration and select Client Access. From internally, SCP or Autodiscover DNS record will be used to lookup Outlook Anywhere information from domain joined clients.

This domain will be access from Outside to login to Exchange mailbox. You need to provide domain name, like while enabling Outlook Anywhere. When you install Exchange 2010, Outlook Anywhere is not enabled by default. This article shows steps to enable Outlook Anywhere in Exchange 2010. Make sure you have installed SAN certificate correctly with proper domain names. So the domain name that will be used to access Exchange server from outside needs to be in Subjective Alternative Name of the digital certificate. Outlook Anywhere uses HTTPS/443 port and uses digital certificate to encrypt traffic. Outlook Anywhere replaces the need for VPN to access Exchange mailbox from Internet. In order to access emails from Internet using Outlook application, Outlook Anywhere feature must be enabled in Exchange 2010.

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