https://blog.imcaoxuan.cn/en/tags/armbian/Recent content in Armbian on CX's BlogHugoen-USimcaoxuan.cnFri, 23 Oct 2026 16:30:00 +0800https://blog.imcaoxuan.cn/en/posts/2026-10-23-troubleshooting-dns-timeouts-on-a-bypass-router-sing-box-upstream-queries-leave-through-the-wrong-network-interface/Fri, 23 Oct 2026 16:30:00 +0800https://blog.imcaoxuan.cn/en/posts/2026-10-23-troubleshooting-dns-timeouts-on-a-bypass-router-sing-box-upstream-queries-leave-through-the-wrong-network-interface/Downstream DNS requests reach sing-box, but upstream forwarding bypasses WireGuard; locate the fault with targeted packet captures and fix it with bind_interface.https://blog.imcaoxuan.cn/en/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/en/posts/2026-10-23-ipv6-https-timeouts-after-enabling-sing-box-auto-redirect-on-armbian-troubleshooting-a-missing-loopback-address/IPv6 ping works, but HTTPS times out in sing-box auto_redirect mode. The issue is diagnosed using nftables, tcpdump, and a check of the IPv6 loopback address.