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Open issues (cont.) Policy documents XCAP event package and XCAP-based documents. Use the existing XCAP framework to deliver policies. Define the general properties of policy documents. But: XCAP event package assumes that the UAs know the path to the relevant documents. XCAP-based policy documents. Limits the number of protocols and document formats used in policy packages. But: simple UAs may prefer plain HTTP and text documents. Allow any policy document format. How to proceed? Session-Independent Policies (2) |