Planning Across Domain Integrations
Siebel Open UI can be used in IFrames in the same domain and supports use across domains. The following settings support this feature:
Xframe-options allow-from. Allows Siebel CRM to be hosted inside a portal. The portal application name has to be listed as the Allow-From value.
PortletOriginList. Gives the list of allowed applications to communicate with Siebel Open UI when it is hosted inside an iFrame.