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Service ID Architecture Example Services IPTV vs. Multimedia Gaming vs. Voice Chat Config vs. Pager messaging Uses of Service ID App Invocation in UA App Invocation in network Network QoS Auth Accounting and Billing Service Negotiation Dispatch to Devices Perils of Explicit identifiers Fraud Systemic Interop failures Stifling of innovation Recommendations Determine service by examining signaling If you think signaling is not sufficient, its because you are doing implicit signaling for some feature Caching of service ID is reasonable within a domain |