enum MtasSipOfferAnswerExchangeControlDT

Numeric Enumeration: 0-1 (0=DISABLE_CONTROL, 1=REJECT_ON_UNRELIABLE_SDP_ANSWER)

References from:
MtasSip;

0
DISABLE_CONTROL
MTAS does not apply additional control of SDP Offer/Answer exchange.
1
REJECT_ON_UNRELIABLE_SDP_ANSWER
MTAS rejects the call when no reliable SDP Answer is received from terminating side.
  enum MtasSipOfferAnswerExchangeControlDT