https://blog.imcaoxuan.cn/tags/ufw/Recent content in UFW on CX 的博客Hugozh-CNimcaoxuan.cnFri, 23 Oct 2026 00:00:00 +0000https://blog.imcaoxuan.cn/posts/2026-10-23-ipv6-https-timeouts-after-enabling-sing-box-auto-redirect-on-armbian-troubleshooting-a-missing-loopback-address/Fri, 23 Oct 2026 00:00:00 +0000https://blog.imcaoxuan.cn/posts/2026-10-23-ipv6-https-timeouts-after-enabling-sing-box-auto-redirect-on-armbian-troubleshooting-a-missing-loopback-address/IPv6 ping 正常，HTTPS 却在 sing-box auto_redirect 模式下超时。通过 nftables、tcpdump 和 IPv6 回环地址检查定位问题。https://blog.imcaoxuan.cn/posts/2026-10-23-troubleshooting-ufw-and-sing-box-tun-auto-redirect-conflicts/Fri, 23 Oct 2026 00:00:00 +0000https://blog.imcaoxuan.cn/posts/2026-10-23-troubleshooting-ufw-and-sing-box-tun-auto-redirect-conflicts/通过 UFW 日志、nftables redirect 和 conntrack DNAT 状态，排查 Linux 旁路由透明代理动态端口被阻止的问题。