| http://www.w3.org/ns/prov#value | - Under such circumstances as described, for example, in U.S. Pat. No. 4,924,510 the initial response from the first SCP is used by the SSP to formulate a second request to a second SCP identified in the response message from the first SCP. Such double dipping requires four message transmissions to obtain the information necessary for completing a call.
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