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As call back use https://<Jtel Portal Host>/CarrierPortal/pages/acd/inbox/AcdInboxes.edit.xhtml
2. Create secret
Save the secret value somewhere it will not be accessible later.
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4. Get clientID and tenantID
5. Configure mail box in portal
You will find further information in "Inboxes and edit e-mails"
6. Accept access to the mail box
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