RFC 3588:Diameter Base Protocol
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ACR


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... AVPs carried in the Accounting-Request (ACR)/ Accounting-Answer (ACA) messages, but do not need to define ...
... accounting support is sufficient to handle any application that uses the ACR/ACA commands defined in this document, as long as no new mandatory AVPs ...
... base protocol defined standard accounting application Id (Section 2.4) MUST be used in ACR/ACA commands. ...


... ASA 274 8.5.2 Accounting-Request ACR 271 9.7.1 Accounting-Answer ACA ...


... The Accounting-Request (ACR) command, indicated by the Command-Code field set to 271 and the Command Flags' 'R' bit ...
... Message Format <ACR> ::= < Diameter Header: 271, REQ, PXY > ...


... +-----+-----+ Attribute Name | ACR | ACA | ------------------------------+-----+-----+ ...



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