SIPSorcery.SIP.SIPTransportConfig.GetSIPEndPoints C# (CSharp) Method

        private static List<SIPEndPoint> GetSIPEndPoints(string sipSocketString, SIPProtocolsEnum sipProtocol)
        {
            if (sipSocketString == null)
            {
                return null;
            }
            else
            {
                int port = IPSocket.ParsePortFromSocket(sipSocketString);
                if (port == 0)
                {
                    port = (sipProtocol == SIPProtocolsEnum.tls) ? m_defaultSIPTLSPort : m_defaultSIPPort;
                }

                if (sipSocketString.StartsWith(m_allIPAddresses))
                {
                    List<SIPEndPoint> sipEndPoints = new List<SIPEndPoint>();

                    foreach (IPAddress ipAddress in m_localIPAddresses)
                    {
                        sipEndPoints.Add(new SIPEndPoint(sipProtocol, new IPEndPoint(ipAddress, port)));
                    }

                    return sipEndPoints;
                }
                else
                {
                    IPAddress ipAddress = IPAddress.Parse(IPSocket.ParseHostFromSocket(sipSocketString));
                    return new List<SIPEndPoint>() { new SIPEndPoint(sipProtocol, new IPEndPoint(ipAddress, port)) };
                }
            }
        }