SIPSorcery.SoftPhone.MediaManager.SetRemoteSDP C# (CSharp) Метод

        public void SetRemoteSDP(SDP remoteSDP)
        {
            _rtpManager.SetRemoteSDP(remoteSDP);
        }

        /// <summary>
        /// An outgoing call was successfully answered.
        /// </summary>
        /// <param name="uac">The local SIP user agent client that initiated the call.</param>
        /// <param name="sipResponse">The SIP answer response received from the remote party.</param>
        private void CallAnswered(ISIPClientUserAgent uac, SIPResponse sipResponse)
        {
            StatusMessage("Call answered: " + sipResponse.StatusCode + " " + sipResponse.ReasonPhrase + ".");

            if (sipResponse.StatusCode >= 200 && sipResponse.StatusCode <= 299)
            {
                if (sipResponse.Header.ContentType != _sdpMimeContentType)
                {
                    // Payload not SDP, I don't understand :(.
                    StatusMessage("Call was hungup as the answer response content type was not recognised: " + sipResponse.Header.ContentType + ". :(");
                    Hangup();
                }
                else if (sipResponse.Body.IsNullOrBlank())
                {
                    // They said SDP but didn't give me any :(.
                    StatusMessage("Call was hungup as the answer response had an empty SDP payload. :(");
                    Hangup();
                }

                SDP sdpAnswer = SDP.ParseSDPDescription(sipResponse.Body);
                System.Diagnostics.Debug.WriteLine(sipResponse.Body);
                _mediaManager.SetRemoteSDP(sdpAnswer);
                CallAnswer();
            }
            else
            {
                CallFinished();
            }
        }