Unfortunately there are problems with both suggested solutions above:
- CallerOrigin has not been supported after CRM 4. It might work, but I wouldn't want to rely on it
- The outlookService class is (I think) only available within Outlook, and not within a plugin
I don't think there is a supported way to determine within a plugin what client a call from
Microsoft CRM MVP - http://mscrmuk.blogspot.com/ http://www.excitation.co.uk