SIPSorcery.SIP.SIPTransaction.SendReliableRequest C# (CSharp) Method

        public void SendReliableRequest()
        {
            FireTransactionTraceMessage("Send Request reliable " + LocalSIPEndPoint.ToString() + "->" + RemoteEndPoint + m_crLF + TransactionRequest.ToString());

            if (TransactionType == SIPTransactionTypesEnum.Invite && this.TransactionRequest.Method == SIPMethodsEnum.INVITE)
            {
                UpdateTransactionState(SIPTransactionStatesEnum.Calling);
            }

            m_sipTransport.SendSIPReliable(this);
        }