网络代理端口占用导致客户端无法登录

问题描述：

客户端登录报错如下：

网络相关问题，请联系系统管理员解决。确保通过IE可以访问http://172.19.0.132:8080/easupdater/JnlpVersion---------------------------- com.kingdee.eas.client.startup.exception.EASClientException: 更新服务不可用,访问http://172.19.0.132:8080/easupdater/JnlpVersion发生未知的异常 at com.kingdee.eas.client.startup.exception.EASClientException.convert(EASClientException.java:44) at com.kingdee.eas.client.startup.util.HttpUtil.testConnectJnlp(HttpUtil.java:57) at com.kingdee.eas.client.startup.util.HttpUtil.testEasUpdateServer(HttpUtil.java:253) at com.kingdee.eas.client.startup.ClientUpdater.update(ClientUpdater.java:43) at com.kingdee.eas.client.startu