使用java与RADIUS服务器通信

执行时，我在通信/验证方法处收到一个错误，用于发送访问请求

我遵循了与中指导的完全相同的步骤

我得到的例外是

2019-06-14 11:04:23.349  INFO 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure, retry 1
2019-06-14 11:04:26.350  INFO 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure, retry 2
2019-06-14 11:04:29.351 ERROR 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure (timeout), no more retries
2019-06-14 11:04:29.376 ERROR 11244 --- [nio-8080-exec-1] o.a.c.c.C.[.[.[.[dispatcherServlet]      : Servlet.service() for servlet [dispatcherServlet] in context with path [/tinyradius] threw exception

java.net.SocketTimeoutException: Receive timed out

---

使用wireshark之类的工具捕获通信，看看网络级别上发生了什么。您应该最感兴趣的是通信去了哪里（ip:port），以及对方是否真的有东西在监听（它应答了吗？）。

2019-06-14 11:04:23.349  INFO 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure, retry 1
2019-06-14 11:04:26.350  INFO 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure, retry 2
2019-06-14 11:04:29.351 ERROR 11244 --- [nio-8080-exec-1] org.tinyradius.util.RadiusClient         : communication failure (timeout), no more retries
2019-06-14 11:04:29.376 ERROR 11244 --- [nio-8080-exec-1] o.a.c.c.C.[.[.[.[dispatcherServlet]      : Servlet.service() for servlet [dispatcherServlet] in context with path [/tinyradius] threw exception

java.net.SocketTimeoutException: Receive timed out