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server { listen 8083; #server_name localhost; #charset koi8-r; #access_log logs/host.access.log main; #location / { # root html; # index index.html index.htm; #} location / { proxy_redirect off; #proxy_set_header Host $host; proxy_set_header Host $proxy_host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://api.push.baidu.com/; #proxy_pass https://pbank.psbc.com/; proxy_set_header Accept-Encoding ""; proxy_set_header User-Agent $http_user_agent; } } 以上是nginx的配置，如果是配置问题应该每次都会失败吧，网络是没有问题的

检查下网络连接，以及域名是否有拦截等问题。

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