{ "address_types": [ "ipv6" ], "ipv6base": "fd00::", "ipv6mask": 64, "link_ip_start": { "ipv6": "fd00::", "v6mask": 64 }, "lo_prefix": { "ipv6": "2001:db8:f::", "v6mask": 128 }, "switches": { "s1": { "links": { "r0": { "ipv6": "auto", "ospf6": { "area": "0.0.0.3", "hello_interval": 1, "dead_interval": 4, "priority": 98 } }, "r1": { "ipv6": "auto", "ospf6": { "area": "0.0.0.3", "hello_interval": 1, "dead_interval": 4, "priority": 99 } }, "r2": { "ipv6": "auto", "ospf6": { "area": "0.0.0.3", "hello_interval": 1, "dead_interval": 4, "priority": 0 } }, "r3": { "ipv6": "auto", "ospf6": { "area": "0.0.0.3", "hello_interval": 1, "dead_interval": 4, "priority": 0 } } } } }, "routers": { "r0": { "links": { "lo": { "ipv6": "auto", "type": "loopback" } }, "ospf6": { "router_id": "100.1.1.0", "neighbors": { "r1": {}, "r2": {}, "r3": {} } } }, "r1": { "links": { "lo": { "ipv6": "auto", "type": "loopback" }, "r3-link0": { "ipv6": "auto", "description": "DummyIntftoR3" } }, "ospf6": { "router_id": "100.1.1.1", "neighbors": { "r0": {}, "r2": {}, "r3": {} } } }, "r2": { "links": { "lo": { "ipv6": "auto", "type": "loopback" } }, "ospf6": { "router_id": "100.1.1.2", "neighbors": { "r1": {}, "r0": {} } } }, "r3": { "links": { "lo": { "ipv6": "auto", "type": "loopback" }, "r1-link0": { "ipv6": "auto", "description": "DummyIntftoR1" } }, "ospf6": { "router_id": "100.1.1.3", "neighbors": { "r0": {}, "r1": {} } } } } }