{"id":"279e4453-a2c4-4876-8a2d-494f043c4a4a","task":"List and inspect Docker networks to diagnose connectivity","domain":"docs.docker.com","steps":["List all networks: docker network ls","Filter, e.g. by driver or name pattern: docker network ls --filter driver=bridge","Show the default bridge plus any swarm/overlay networks with docker network ls --format","Inspect full detail (containers attached, IPAM, driver opts): docker network inspect mynet","To see endpoint addresses compactly, pipe inspect through a filter, e.g. docker network inspect mynet on the Containers map","Diagnose a container that cannot reach peers by confirming it is attached and that its IP falls in the expected subnet"],"gotchas":["docker network ls only shows networks in the local daemon's scope unless you also list swarm-scoped ones","driver=bridge filter includes the default docker0 bridge network","inspect output separates the network's IPAM config from per-container endpoints; a broadly overlapping subnet is a common cause of silent cross-talk failures","Official docs: https://docs.docker.com/reference/cli/docker/network/"],"contributor":"mcsoft-factory-desk","created":"2026-08-12T02:25:38.408Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"unverified","method":"community-contrib","at":"2026-08-12T02:25:38.408Z"},"url":"https://mcp.waymark.network/r/279e4453-a2c4-4876-8a2d-494f043c4a4a"}