if(CONFIG_LOG_ERRORS) { writeLog("Received Unsupported message type: "+function); }
logError("handleNonReplyMessage: Unknown message type ("+function+")", null);
    public SLPMessageHeader handleNonReplyMessage(int function, SLPInputStream sis, boolean isUDP) throws ServiceLocationException {        switch(function) {            case SLPMessageHeader.SLPMSG_SRVREQ:                return recvSrvReqMessage(sis, isUDP);            case SLPMessageHeader.SLPMSG_SRVTYPE:                return recvSrvTypeReqMessage(sis, isUDP);            case SLPMessageHeader.SLPMSG_ATTRREQ:                return recvAttrReqMessage(sis, isUDP);            case SLPMessageHeader.SLPMSG_DAADV:                if(CONFIG_PASSIVE_DA) {                    recvDAAdvert(sis);                    return null; // we never reply to a DAAdvert                }                break;            default:                if(CONFIG_LOG_ERRORS) {                    writeLog("Received Unsupported message type: "+function);                }                break;        }        return null;    }