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

        protected SIPResponse GetInfoResponse(SIPRequest sipRequest, SIPResponseStatusCodesEnum sipResponseCode)
        {
            try
            {
                SIPResponse informationalResponse = new SIPResponse(sipResponseCode, null, sipRequest.LocalSIPEndPoint);

                SIPHeader requestHeader = sipRequest.Header;
                informationalResponse.Header = new SIPHeader(requestHeader.From, requestHeader.To, requestHeader.CSeq, requestHeader.CallId);
                informationalResponse.Header.CSeqMethod = requestHeader.CSeqMethod;
                informationalResponse.Header.Vias = requestHeader.Vias;
                informationalResponse.Header.MaxForwards = Int32.MinValue;
                informationalResponse.Header.Timestamp = requestHeader.Timestamp;

                return informationalResponse;
            }
            catch (Exception excp)
            {
                logger.Error("Exception GetInformationalResponse. " + excp.Message);
                throw excp;
            }
        }