语音发送很慢，还有错误信息

错误信息：

```
I/DnsManager: cant get local dns server.
java.net.SocketTimeoutException: Poll timed out
at libcore.io.IoBridge.poll(IoBridge.java:691)
at java.net.PlainDatagramSocketImpl.doRecv(PlainDatagramSocketImpl.java:149)
at java.net.PlainDatagramSocketImpl.receive0(PlainDatagramSocketImpl.java:140)
at java.net.AbstractPlainDatagramSocketImpl.receive(AbstractPlainDatagramSocketImpl.java:143)
at java.net.DatagramSocket.receive(DatagramSocket.java:847)
at cn.jmessage.support.qiniu.android.dns.local.Resolver.udpCommunicate(Unknown Source:35)
at cn.jmessage.support.qiniu.android.dns.local.Resolver.resolve(Unknown Source:18)
at cn.jmessage.support.qiniu.android.dns.local.HijackingDetectWrapper.resolve(Unknown Source:2)
at cn.jmessage.support.qiniu.android.dns.local.AndroidDnsServer$1.resolve(Unknown Source:33)
at cn.jmessage.support.qiniu.android.dns.DnsManager.queryInternal(Unknown Source:120)
at cn.jmessage.support.qiniu.android.dns.DnsManager.query(Unknown Source:46)
at cn.jmessage.support.qiniu.android.dns.DnsManager.queryInetAdress(Unknown Source:0)
at cn.jmessage.support.qiniu.android.storage.Configuration$Builder$1.lookup(Unknown Source:7)
at cn.jmessage.support.qiniu.android.http.Client$1.lookup(Unknown Source:2)
at cn.jmessage.support.okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(Unknown Source:130)
at cn.jmessage.support.okhttp3.internal.connection.RouteSelector.nextProxy(Unknown Source:66)
at cn.jmessage.support.okhttp3.internal.connection.RouteSelector.next(Unknown Source:23)
at cn.jmessage.support.okhttp3.internal.connection.StreamAllocation.findConnection(Unknown Source:144)
at cn.jmessage.support.okhttp3.internal.connection.StreamAllocation.findHealthyConnection(Unknown Source:0)
at cn.jmessage.support.okhttp3.internal.connection.StreamAllocation.newStream(Unknown Source:22)
at cn.jmessage.support.okhttp3.internal.connection.ConnectInterceptor.intercept(Unknown Source:25)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:168)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:6)
at cn.jmessage.support.okhttp3.internal.cache.CacheInterceptor.intercept(Unknown Source:139)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:168)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:6)
at cn.jmessage.support.okhttp3.internal.http.BridgeInterceptor.intercept(Unknown Source:225)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:168)
at cn.jmessage.support.okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(Unknown Source:63)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:168)
at cn.jmessage.support.okhttp3.internal.http.RealInterceptorChain.proceed(Unknown Source:6)
at cn.jmessage.support.okhttp3.RealCall.getResponseWithInterceptorChain(Unknown Source:115)
at cn.jmessage.support.okhttp3.RealCall$AsyncCall.execute(Unknown Source:4)
at cn.jmessage.support.okhttp3.internal.NamedRunnable.run(Unknown Source:17)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
at java.lang.Thread.run(Thread.java:764)