话机网络正常，客户端访问数据却总是java.net.ConnectExceptio ENETUNREACH (Network is unreachable)异常

[weixin_38057020]

话机网络是正常的，打开话机浏览器，搜索东西都可已打开，可是客户端中访问数据总是报网络不可用异常， I/DownloadActivity(12087): ++++++++start download from http://xsp1.iop1.broadworks.net/dms/Grandstream%20GXV32xx_xml_DM/000b825fcc46-directory.xml++++++++++++ W/System.err(12087): java.net.ConnectException: failed to connect to xsp1.iop1.broadworks.net/2620:108:0:b600:20c:29ff:fe46:f1c6 (port 80) after 20000ms: isConnected failed: ENETUNREACH (Network is unreachable) W/System.err(12087): at libcore.io.IoBridge.isConnected(IoBridge.java:224) W/System.err(12087): at libcore.io.IoBridge.connectErrno(IoBridge.java:161) W/System.err(12087): at libcore.io.IoBridge.connect(IoBridge.java:112) W/System.err(12087): at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:192) W/System.err(12087): at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:459) W/System.err(12087): at java.net.Socket.connect(Socket.java:842) W/System.err(12087): at java.lang.reflect.Method.invokeNative(Native Method) W/System.err(12087): at java.lang.reflect.Method.invoke(Method.java:511) W/System.err(12087): at org.apache.commons.httpclient.protocol.ReflectionSocketFactory.createSocket(ReflectionSocketFactory.java:139) W/System.err(12087): at org.apache.commons.httpclient.protocol.DefaultProtocolSocketFactory.createSocket(DefaultProtocolSocketFactory.java:124) W/System.err(12087): at org.apache.commons.httpclient.HttpConnection.open(HttpConnection.java:706) W/System.err(12087): at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:386) W/System.err(12087): at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:170) W/System.err(12087): at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:396) W/System.err(12087): at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:324) W/System.err(12087): at com.android.contacts.abatch.DownloadUtils.doDownloadFromHttpServer(DownloadUtils.java:400) W/System.err(12087): at com.android.contacts.abatch.DownloadActivity$1.run(DownloadActivity.java:442) W/System.err(12087): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080) W/System.err(12087): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573) W/System.err(12087): at java.lang.Thread.run(Thread.java:856) W/System.err(12087): Caused by: libcore.io.ErrnoException: isConnected failed: ENETUNREACH (Network is unreachable) W/System.err(12087): at libcore.io.IoBridge.isConnected(IoBridge.java:208) W/System.err(12087): ... 19 more W/System.err(12087): com.android.contacts.common.ToastException W/System.err(12087): at com.android.contacts.abatch.DownloadUtils.doDownloadFromHttpServer(DownloadUtils.java:440) W/System.err(12087): at com.android.contacts.abatch.DownloadActivity$1.run(DownloadActivity.java:442) W/System.err(12087): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080) W/System.err(12087): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573) W/System.err(12087): at java.lang.Thread.run(Thread.java:856)