+ /**
+ * Sets single FailedAVP. True by default. If false, and more than one wrong avp are found during message
+ * decoding and or validation, a new Failed-AVP will be added to the dynamic answer provided. The standard
+ * talks about only one but it is open to do this.
+ *
+ * \param single Single Failed-AVP boolean.
+ */
+ void setSingleFailedAVP(bool single = true) throw() { a_singleFailedAVP = single; }