[리눅스] 도커 네트워크(bridge) 생성

도커 네트워크(bridge) 생성

- https://docs.docker.com/engine/reference/commandline/network_create/

docker network ls

$ docker network ls
NETWORK ID     NAME      DRIVER    SCOPE
6796a63d6574   bridge    bridge    local
3edc63ab63b3   host      host      local
54bcfe43a226   none      null      local

docker network inspect NETWORK_ID

$ docker network inspect 6796a63d6574
[
    {
        "Name": "bridge",
        "Id": "6796a63d657459c976414bb6e85be17a6772ac4c23e45b2dd3af180ebf9f8446",
        "Created": "2021-11-15T16:05:18.7966082+09:00",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": null,
            "Config": [
                {
                    "Subnet": "172.17.0.0/16",
                    "Gateway": "172.17.0.1"
                }
            ]
        },
        "Internal": false,
        "Attachable": false,
        "Ingress": false,
        "ConfigFrom": {
            "Network": ""
        },
        "ConfigOnly": false,
        "Containers": {},
        "Options": {
            "com.docker.network.bridge.default_bridge": "true",
            "com.docker.network.bridge.enable_icc": "true",
            "com.docker.network.bridge.enable_ip_masquerade": "true",
            "com.docker.network.bridge.host_binding_ipv4": "0.0.0.0",
            "com.docker.network.bridge.name": "docker0",
            "com.docker.network.driver.mtu": "1500"
        },
        "Labels": {}
    }
]

네트워크(bridge) 생성

docker network create --driver=bridge --subnet=172.13.0.0/16 --gateway=172.13.0.1 elastic-cluster-net

$ docker network create --driver=bridge --subnet=172.13.0.0/16 --gateway=172.13.0.1 elastic-cluster-net
ef600adb3d4e73e68d99177fe2f937defb97630c11118574d802f8f1098fb536

docker network ls

$ docker network ls
NETWORK ID     NAME                  DRIVER    SCOPE
6796a63d6574   bridge                bridge    local
ef600adb3d4e   elastic-cluster-net   bridge    local
3edc63ab63b3   host                  host      local
54bcfe43a226   none                  null      local

docker network inspect elastic-cluster-net

$ docker network inspect elastic-cluster-net
[
    {
        "Name": "elastic-cluster-net",
        "Id": "ef600adb3d4e73e68d99177fe2f937defb97630c11118574d802f8f1098fb536",
        "Created": "2021-11-17T10:53:17.140983353+09:00",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": {},
            "Config": [
                {
                    "Subnet": "172.13.0.0/16",
                    "Gateway": "172.13.0.1"
                }
            ]
        },
        "Internal": false,
        "Attachable": false,
        "Ingress": false,
        "ConfigFrom": {
            "Network": ""
        },
        "ConfigOnly": false,
        "Containers": {},
        "Options": {},
        "Labels": {}
    }
]