{"addresses_after_dad": {"net08-ddcd0c32-a": [{"ifindex": 1, "ifname": "lo", "flags": ["LOOPBACK", "UP", "LOWER_UP"], "mtu": 65536, "operstate": "UNKNOWN", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "::1", "prefixlen": 128, "scope": "host", "protocol": "kernel_lo", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}, {"ifindex": 2, "link": "if3", "ifname": "eth0", "flags": ["BROADCAST", "MULTICAST", "UP", "LOWER_UP"], "mtu": 1500, "operstate": "UP", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "2001:db8:8:1::2", "prefixlen": 64, "scope": "global", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}, {"family": "inet6", "local": "fe80::2", "prefixlen": 64, "scope": "link", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}], "net08-ddcd0c32-r": [{"ifindex": 1, "ifname": "lo", "flags": ["LOOPBACK", "UP", "LOWER_UP"], "mtu": 65536, "operstate": "UNKNOWN", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "::1", "prefixlen": 128, "scope": "host", "protocol": "kernel_lo", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}, {"ifindex": 3, "link": "if2", "ifname": "left", "flags": ["BROADCAST", "MULTICAST", "UP", "LOWER_UP"], "mtu": 1500, "operstate": "UP", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "2001:db8:8:1::1", "prefixlen": 64, "scope": "global", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}, {"family": "inet6", "local": "fe80::1", "prefixlen": 64, "scope": "link", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}, {"ifindex": 5, "link": "if4", "ifname": "right", "flags": ["BROADCAST", "MULTICAST", "UP", "LOWER_UP"], "mtu": 1500, "operstate": "UP", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "2001:db8:8:2::1", "prefixlen": 64, "scope": "global", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}, {"family": "inet6", "local": "fe80::1", "prefixlen": 64, "scope": "link", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}], "net08-ddcd0c32-b": [{"ifindex": 1, "ifname": "lo", "flags": ["LOOPBACK", "UP", "LOWER_UP"], "mtu": 65536, "operstate": "UNKNOWN", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "::1", "prefixlen": 128, "scope": "host", "protocol": "kernel_lo", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}, {"ifindex": 4, "link": "if5", "ifname": "eth0", "flags": ["BROADCAST", "MULTICAST", "UP", "LOWER_UP"], "mtu": 1500, "operstate": "UP", "txqlen": 1000, "addr_info": [{"family": "inet6", "local": "2001:db8:8:2::2", "prefixlen": 64, "scope": "global", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}, {"family": "inet6", "local": "fe80::2", "prefixlen": 64, "scope": "link", "valid_life_time": 4294967295, "preferred_life_time": 4294967295}]}]}, "dad": "enabled; waited until tentative cleared"}
{"environment": "Linux-6.18.10-200.fc43.aarch64-aarch64-with-glibc2.42", "python": "3.14.3", "ip": "ip utility, iproute2-6.14.0, libbpf 1.6.1", "prefix": "net08-ddcd0c32", "configuration": "static IPv6, manual link-local addresses, no RA/SLAAC/DHCPv6", "router_namespace_forwarding": "net.ipv6.conf.all.forwarding = 1"}
{"neigh_before": [{"dst": "ff02::1:ff00:2", "lladdr": "33:33:ff:00:00:02", "state": ["NOARP"]}, {"dst": "ff02::2", "lladdr": "33:33:00:00:00:02", "state": ["NOARP"]}, {"dst": "ff02::16", "lladdr": "33:33:00:00:00:16", "state": ["NOARP"]}], "route_get": [{"dst": "2001:db8:8:2::2", "from": "::", "gateway": "fe80::1", "dev": "eth0", "prefsrc": "2001:db8:8:1::2", "metric": 1024, "flags": [], "pref": "medium"}], "neigh_after_route_get": [{"dst": "ff02::1:ff00:2", "lladdr": "33:33:ff:00:00:02", "state": ["NOARP"]}, {"dst": "ff02::2", "lladdr": "33:33:00:00:00:02", "state": ["NOARP"]}, {"dst": "ff02::16", "lladdr": "33:33:00:00:00:16", "state": ["NOARP"]}]}
{"echo_hex": "6e657430382d6f776e65642d7564702d6563686f", "peer": ["2001:db8:8:2::2", 46008, 0, 0], "ns_targets": ["fe80::1"], "na_targets": ["fe80::1"], "outbound_ip_targets": ["2001:db8:8:2::2"], "outbound_ethernet_targets": ["02:00:00:00:08:01"], "raw_frames": ["3333ff0000015ab275d175f386dd6000000000203aff20010db8000800010000000000000002ff0200000000000000000001ff000001870006e100000000fe80000000000000000000000000000101015ab275d175f3", "5ab275d175f302000000080186dd6000000000203afffe80000000000000000000000000000120010db8000800010000000000000002880060dae0000000fe8000000000000000000000000000010201020000000801", "0200000008015ab275d175f386dd600a5d5b001c114020010db800080001000000000000000220010db8000800020000000000000002ba72b3b8001c5bb66e657430382d6f776e65642d7564702d6563686f", "5ab275d175f302000000080186dd60091593001c113f20010db800080002000000000000000220010db8000800010000000000000002b3b8ba72001c5bb66e657430382d6f776e65642d7564702d6563686f"]}
{"server_received_hex": "6e657430382d6f776e65642d7564702d6563686f", "peer": ["2001:db8:8:1::2", 47730, 0, 0]}
{"neigh_after_echo": [{"dst": "ff02::2", "lladdr": "33:33:00:00:00:02", "state": ["NOARP"]}, {"dst": "ff02::1:ff00:1", "lladdr": "33:33:ff:00:00:01", "state": ["NOARP"]}, {"dst": "ff02::1:ff00:2", "lladdr": "33:33:ff:00:00:02", "state": ["NOARP"]}, {"dst": "fe80::1", "lladdr": "02:00:00:00:08:01", "router": null, "state": ["REACHABLE"]}, {"dst": "ff02::16", "lladdr": "33:33:00:00:00:16", "state": ["NOARP"]}], "unicast_neigh_after_echo": [{"dst": "fe80::1", "lladdr": "02:00:00:00:08:01", "router": null, "state": ["REACHABLE"]}], "result": "isolated cross-subnet UDP echo passed", "scope": "Linux veth IPv6 routing and NDP only; no RA/SLAAC/DHCPv6, physical network or public E2E"}
{"cleanup": "only namespaces created by this run deleted", "owned": ["net08-ddcd0c32-a", "net08-ddcd0c32-r", "net08-ddcd0c32-b"]}