在linux服务器中报[WARN] Normal response but unexpected - responseCode:302, responseContent

相同的代码在本地调用是好的，为啥在服务器中就报这个2017-07-20 14:04:58 [cn.jpush.api.common.connection.NativeHttpClient]-[WARN] Normal response but unexpected - responseCode:302, responseContent:
<<<{"msg_id":0,"sendno":0}