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Search\x22},\x22ovr\x22:{},\x22pq\x22:\x22\x22,\x22rfs\x22:[],\x22stok\x22:\x22HwWFZ3-E7UJKwieG3EjqLIddZzc\x22}};google.pmcJSON.parse(pmc);})();/script/body/html2 github命令行输入curl-s-o/dev/null-w%{http_code}--connect-timeout5https://github.com返回200表明可以访问3 huggingface命令行输入curl-s-o/dev/null-w%{http_code}--connect-timeout5https://huggingface.co返回200表明可以访问问题1为什么不用ping进行测试呢主要有以下几个原因很多服务器禁用了ICMPping协议不少网站包括某些CDN节点会在防火墙层面丢弃ICMP包导致ping不通但实际上通过HTTP/HTTPS访问是完全正常的。这会产生误判。curl测试的是真实的访问场景我们真正关心的是能不能通过HTTPS访问网站curl直接发起HTTP请求返回状态码200就代表整个链路DNS解析 →TCP连接 →TLS握手 →HTTP响应都是通的。代理环境下ping不走代理如果系统配置了HTTP代理curl会遵循代理设置而ping使用ICMP协议不经过代理可能导致结果不一致。问题2为什么终端命令行访问不了huggingface而浏览器可以1️⃣ 通过环境变量配置代理你需要走代理# HTTP 代理exporthttp_proxyhttp://127.0.0.1:7892exporthttps_proxyhttp://127.0.0.1:7892# SOCKS5 代理exportALL_PROXYsocks5://127.0.0.1:7891然后再试curl-vhttps://huggingface.cogitclone https://huggingface.co/...