Find Exchange version & ews/exchange.asmx automatically.

[TungstenRPA]

Request
<a:GetUserSettingsRequestMessage xmlns:a="http://schemas.microsoft.com/exchange/2010/Autodiscover">
<a:Request><a:Users<a:User><a:Mailbox>david.wright@kofax.com</a:Mailbox></a:User></a:Users>
<a:RequestedSettings>
<a:Setting>InternalEwsUrl</a:Setting>
<a:Setting>ExternalEwsUrl</a:Setting>
</a:RequestedSettings>
</a:Request>
</a:GetUserSettingsRequestMessage>

returns <h:Version>Exchange2010_SP2</h:Version> and

ExternalEwsUrl
https://mail.kofax.com/ews/exchange.asmx