SIPSorcery.SIP.SIPEndPoint.ToString C# (CSharp) Method

        public override string ToString()
        {
            return Protocol + ":" + Address + ":" + Port;
        }

        public Task <SocketError> GotResponse(SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint,
                                              SIPResponse sipResponse)
        {
            if (TransactionState == SIPTransactionStatesEnum.Completed ||
                TransactionState == SIPTransactionStatesEnum.Confirmed)
            {
                FireTransactionTraceMessage(
                    $"Transaction received duplicate response {localSIPEndPoint.ToString()}<-{remoteEndPoint}: {sipResponse.ShortDescription}");
                TransactionDuplicateResponse?.Invoke(localSIPEndPoint, remoteEndPoint, this, sipResponse);

                if (sipResponse.Header.CSeqMethod == SIPMethodsEnum.INVITE)
                {
                    if (sipResponse.StatusCode > 100 && sipResponse.StatusCode <= 199)
                    {
                        return(ResendPrackRequest());
                    }
                    else
                    {
                        return(ResendAckRequest());
                    }
                }
                else
                {
                    return(Task.FromResult(SocketError.Success));
                }
            }
            else
            {
                FireTransactionTraceMessage(
                    $"Transaction received Response {localSIPEndPoint.ToString()}<-{remoteEndPoint}: {sipResponse.ShortDescription}");

                if (sipResponse.StatusCode >= 100 && sipResponse.StatusCode <= 199)
                {
                    UpdateTransactionState(SIPTransactionStatesEnum.Proceeding);
                    return(TransactionInformationResponseReceived(localSIPEndPoint, remoteEndPoint, this, sipResponse));
                }
                else
                {
                    m_transactionFinalResponse = sipResponse;

                    if (TransactionType == SIPTransactionTypesEnum.NonInvite)
                    {
                        // No ACK's for non-INVITE's so go straight to confirmed.
                        UpdateTransactionState(SIPTransactionStatesEnum.Confirmed);
                    }
                    else
                    {
                        UpdateTransactionState(SIPTransactionStatesEnum.Completed);
                    }

                    return(TransactionFinalResponseReceived(localSIPEndPoint, remoteEndPoint, this, sipResponse));
                }
            }
        }