java.net.SocketTimeoutException: failed to connect

09-30 13:46:15.197 4020-4020/com.moreunion.zhenghao W/System.err: java.net.SocketTimeoutException: failed to connect to api.51zhenghao.cn/47.93.20.43 (port 80) from /192.168.22.111 (port 38342) after 30000ms
09-30 13:46:15.198 4020-4020/com.moreunion.zhenghao W/System.err:     at libcore.io.IoBridge.connectErrno(IoBridge.java:185)
09-30 13:46:15.198 4020-4020/com.moreunion.zhenghao W/System.err:     at libcore.io.IoBridge.connect(IoBridge.java:130)
09-30 13:46:15.199 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.PlainSocketImpl.socketConnect(PlainSocketImpl.java:129)
09-30 13:46:15.199 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:356)
09-30 13:46:15.200 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
09-30 13:46:15.200 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
09-30 13:46:15.200 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:356)
09-30 13:46:15.201 4020-4020/com.moreunion.zhenghao W/System.err:     at java.net.Socket.connect(Socket.java:616)
09-30 13:46:15.201 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.AndroidPlatform.connectSocket(AndroidPlatform.java:55)
09-30 13:46:15.202 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.io.RealConnection.connectSocket(RealConnection.java:185)
09-30 13:46:15.202 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.io.RealConnection.buildConnection(RealConnection.java:170)
09-30 13:46:15.202 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.io.RealConnection.connect(RealConnection.java:111)
09-30 13:46:15.203 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.http.StreamAllocation.findConnection(StreamAllocation.java:187)
09-30 13:46:15.203 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.http.StreamAllocation.findHealthyConnection(StreamAllocation.java:123)
09-30 13:46:15.204 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.http.StreamAllocation.newStream(StreamAllocation.java:93)
09-30 13:46:15.204 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.http.HttpEngine.connect(HttpEngine.java:296)
09-30 13:46:15.204 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.internal.http.HttpEngine.sendRequest(HttpEngine.java:248)
09-30 13:46:15.205 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.RealCall.getResponse(RealCall.java:243)
09-30 13:46:15.205 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.RealCall$ApplicationInterceptorChain.proceed(RealCall.java:201)
09-30 13:46:15.205 4020-4020/com.moreunion.zhenghao W/System.err:     at com.example.yilibrary.net.weining.ServiceFactory$1.intercept(ServiceFactory.java:135)
09-30 13:46:15.206 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.RealCall$ApplicationInterceptorChain.proceed(RealCall.java:190)
09-30 13:46:15.206 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.RealCall.getResponseWithInterceptorChain(RealCall.java:163)
09-30 13:46:15.206 4020-4020/com.moreunion.zhenghao W/System.err:     at okhttp3.RealCall.execute(RealCall.java:57)
09-30 13:46:15.206 4020-4020/com.moreunion.zhenghao W/System.err:     at retrofit2.OkHttpCall.execute(OkHttpCall.java:174)
09-30 13:46:15.206 4020-4020/com.moreunion.zhenghao W/System.err:     at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$RequestArbiter.request(RxJavaCallAdapterFactory.java:171)
09-30 13:46:15.207 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OperatorSubscribeOn$SubscribeOnSubscriber$1.request(OperatorSubscribeOn.java:109)
09-30 13:46:15.207 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.producers.ProducerArbiter.setProducer(ProducerArbiter.java:126)
09-30 13:46:15.207 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OnSubscribeRedo$2$1.setProducer(OnSubscribeRedo.java:267)
09-30 13:46:15.207 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OperatorSubscribeOn$SubscribeOnSubscriber.setProducer(OperatorSubscribeOn.java:105)
09-30 13:46:15.208 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.Subscriber.setProducer(Subscriber.java:205)
09-30 13:46:15.208 4020-4020/com.moreunion.zhenghao W/System.err:     at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$CallOnSubscribe.call(RxJavaCallAdapterFactory.java:152)
09-30 13:46:15.208 4020-4020/com.moreunion.zhenghao W/System.err:     at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$CallOnSubscribe.call(RxJavaCallAdapterFactory.java:138)
09-30 13:46:15.209 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:48)
09-30 13:46:15.209 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)
09-30 13:46:15.209 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.Observable.unsafeSubscribe(Observable.java:10346)
09-30 13:46:15.209 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.operators.OperatorSubscribeOn$SubscribeOnSubscriber.call(OperatorSubscribeOn.java:100)
09-30 13:46:15.210 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.schedulers.CachedThreadScheduler$EventLoopWorker$1.call(CachedThreadScheduler.java:230)
09-30 13:46:15.210 4020-4020/com.moreunion.zhenghao W/System.err:     at rx.internal.schedulers.ScheduledAction.run(ScheduledAction.java:55)
09-30 13:46:15.211 4020-4020/com.moreunion.zhenghao W/System.err:     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:457)
09-30 13:46:15.211 4020-4020/com.moreunion.zhenghao W/System.err:     at java.util.concurrent.FutureTask.run(FutureTask.java:266)
09-30 13:46:15.212 4020-4020/com.moreunion.zhenghao W/System.err:     at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:301)
09-30 13:46:15.212 4020-4020/com.moreunion.zhenghao W/System.err:     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
09-30 13:46:15.213 4020-4020/com.moreunion.zhenghao W/System.err:     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
09-30 13:46:15.213 4020-4020/com.moreunion.zhenghao W/System.err:     at java.lang.Thread.run(Thread.java:764)
                                                                 
                                                                  [ 09-30 13:46:15.213  4020: 4020 D/         ]
                                                                  errCode 10******failed to connect to api.51zhenghao.cn/47.93.20.43 (port 80) from /192.168.22.111 (port 38342) after 30000ms