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Development Tools Introduction to Docker Fundamentals of Docker Docker Networking

ping times out


docker inspect bridge
        "Name": "bridge",
        "Id": "188570c32974daa6a08aca5991209723ded6c151027c620baadc897d836edd1b",
        "Created": "2017-09-22T13:00:12.3113971Z",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": null,
            "Config": [
                    "Subnet": "",
                    "Gateway": ""
        "Internal": false,
        "Attachable": false,
        "Ingress": false,
        "ConfigFrom": {
            "Network": ""
        "ConfigOnly": false,
        "Containers": {
            "609df1bc02ff77664028d32625f7a0050dbc8eb94202f7635e54ceace9135f48": {
                "Name": "container1",
                "EndpointID": "5ab7dece059a7100824b2ef21fcaf12c94a3bf13029f9f108b442d3ed0d5e1bb",
                "MacAddress": "02:42:ac:11:00:02",
                "IPv4Address": "",
                "IPv6Address": ""
            "dfcce0df80b6a37b8bf9009b1edcaf6c66f7f829010eeb319c04dd96d8960829": {
                "Name": "container2",
                "EndpointID": "b7946894ff2cf0fad2417e8cb950e0d7ea125aa761e5acd886457f4bb9026bec",
                "MacAddress": "02:42:ac:11:00:03",
                "IPv4Address": "",
                "IPv6Address": ""
        "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": "",
            "com.docker.network.bridge.name": "docker0",
            "com.docker.network.driver.mtu": "1500"
        "Labels": {}


unlike the video ping

Pinging with 32 bytes of data:
Request timed out.
Request timed out.

any idea why?


1 Answer

gee :-( never mind, this is the correct response ... I wasn't thinking ... TGIF