在學習該課程時遇到難題， 在單體架構配置nginx時，講師使用的是mac，而我用win，配置可能有問題，無法注冊和登錄，具體問題如下：2019-03-24 15:09:34.513 [registrationTask1] WARN? [de.codecentric.boot.admin.client.registration.ApplicationRegistrator:88]? - Failed to register application as Application [name=spring-boot-application, managementUrl=http://DESKTOP-OACF1O8:8092, healthUrl=http://DESKTOP-OACF1O8:8092/health, serviceUrl=http://DESKTOP-OACF1O8:8091] at spring-boot-admin ([http://localhost:8070/api/applications]): I/O error on POST request for "http://localhost:8070/api/applications": Connection refused: connect; nested exception is java.net.ConnectException: Connection refused: connect請大家多多指教，本人若愚。