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Baker/Polk fundamental concern: While the Assured Service talks about CAC, it does not require it, and specifically does not request Capacity Admission SIP Call Admission without RFC 3312 Capacity Admission is inadequate MLEF without Capacity Admission is a very different service from MLPP Dropping voice packets is inadequate to protect lower priority calls Even advanced codecs don’t fix this Dropping calls based on MLEF-induced loss is indeterminate |