private SIPRequest GetDummyINVITERequest(SIPURI dummyURI)
            {
                string     dummyFrom     = "<sip:[email protected]>";
                string     dummyContact  = "sip:127.0.0.1:1234";
                SIPRequest inviteRequest = new SIPRequest(SIPMethodsEnum.INVITE, dummyURI);

                SIPHeader inviteHeader = new SIPHeader(SIPFromHeader.ParseFromHeader(dummyFrom), new SIPToHeader(null, dummyURI, null), 1, CallProperties.CreateNewCallId());

                inviteHeader.From.FromTag = CallProperties.CreateNewTag();
                inviteHeader.Contact      = SIPContactHeader.ParseContactHeader(dummyContact);
                inviteHeader.CSeqMethod   = SIPMethodsEnum.INVITE;
                inviteHeader.UserAgent    = "unittest";
                inviteRequest.Header      = inviteHeader;

                SIPViaHeader viaHeader = new SIPViaHeader("127.0.0.1", 1234, CallProperties.CreateBranchId(), SIPProtocolsEnum.udp);

                inviteRequest.Header.Vias.PushViaHeader(viaHeader);

                inviteRequest.Body = "dummy";
                inviteRequest.Header.ContentLength = inviteRequest.Body.Length;
                inviteRequest.Header.ContentType   = "application/sdp";

                return(inviteRequest);
            }