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Returns information about one or more networks. By default, this command renders all results in a JSON object. For example, if you connect two containers to the default `bridge` network:
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```bash
$ sudo docker run -itd --name=container1 busybox
f2870c98fd504370fb86e59f32cd0753b1ac9b69b7d80566ffc7192a82b3ed27
$ sudo docker run -itd --name=container2 busybox
bda12f8922785d1f160be70736f26c1e331ab8aaf8ed8d56728508f2e2fd4727
```
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The `network inspect` command shows the containers, by id, in its
results. You can specify an alternate format to execute a given
template for each result. Go's
[text/template ](http://golang.org/pkg/text/template/ ) package
describes all the details of the format.
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```bash
$ sudo docker network inspect bridge
[
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{
"Name": "bridge",
"Id": "b2b1a2cba717161d984383fd68218cf70bbbd17d328496885f7c921333228b0f",
"Scope": "local",
"Driver": "bridge",
"IPAM": {
"Driver": "default",
"Config": [
{
"Subnet": "172.17.42.1/16",
"Gateway": "172.17.42.1"
}
]
},
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"Internal": false,
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"Ingress": false,
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"Containers": {
"bda12f8922785d1f160be70736f26c1e331ab8aaf8ed8d56728508f2e2fd4727": {
"Name": "container2",
"EndpointID": "0aebb8fcd2b282abe1365979536f21ee4ceaf3ed56177c628eae9f706e00e019",
"MacAddress": "02:42:ac:11:00:02",
"IPv4Address": "172.17.0.2/16",
"IPv6Address": ""
},
"f2870c98fd504370fb86e59f32cd0753b1ac9b69b7d80566ffc7192a82b3ed27": {
"Name": "container1",
"EndpointID": "a00676d9c91a96bbe5bcfb34f705387a33d7cc365bac1a29e4e9728df92d10ad",
"MacAddress": "02:42:ac:11:00:01",
"IPv4Address": "172.17.0.1/16",
"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": "0.0.0.0",
"com.docker.network.bridge.name": "docker0",
"com.docker.network.driver.mtu": "1500"
}
}
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]
```
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Returns the information about the user-defined network:
```bash
$ docker network create simple-network
69568e6336d8c96bbf57869030919f7c69524f71183b44d80948bd3927c87f6a
$ docker network inspect simple-network
[
{
"Name": "simple-network",
"Id": "69568e6336d8c96bbf57869030919f7c69524f71183b44d80948bd3927c87f6a",
"Scope": "local",
"Driver": "bridge",
"IPAM": {
"Driver": "default",
"Config": [
{
"Subnet": "172.22.0.0/16",
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"Gateway": "172.22.0.1"
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}
]
},
"Containers": {},
"Options": {}
}
]
```
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`docker network inspect --verbose` for swarm mode overlay networks shows service-specific
details such as the service's VIP and port mappings. It also shows IPs of service tasks,
and the IPs of the nodes where the tasks are running.
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Following is an example output for an overlay network `ov1` that has one service `s1`
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attached to. service `s1` in this case has three replicas.
```bash
$ docker network inspect --verbose ov1
[
{
"Name": "ov1",
"Id": "ybmyjvao9vtzy3oorxbssj13b",
"Created": "2017-03-13T17:04:39.776106792Z",
"Scope": "swarm",
"Driver": "overlay",
"EnableIPv6": false,
"IPAM": {
"Driver": "default",
"Options": null,
"Config": [
{
"Subnet": "10.0.0.0/24",
"Gateway": "10.0.0.1"
}
]
},
"Internal": false,
"Attachable": false,
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"Ingress": false,
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"Containers": {
"020403bd88a15f60747fd25d1ad5fa1272eb740e8a97fc547d8ad07b2f721c5e": {
"Name": "s1.1.pjn2ik0sfgkfzed3h0s00gs9o",
"EndpointID": "ad16946f416562d658f3bb30b9830d73ad91ccf6feae44411269cd0ff674714e",
"MacAddress": "02:42:0a:00:00:04",
"IPv4Address": "10.0.0.4/24",
"IPv6Address": ""
}
},
"Options": {
"com.docker.network.driver.overlay.vxlanid_list": "4097"
},
"Labels": {},
"Peers": [
{
"Name": "net-3-5d3cfd30a58c",
"IP": "192.168.33.13"
},
{
"Name": "net-1-6ecbc0040a73",
"IP": "192.168.33.11"
},
{
"Name": "net-2-fb80208efd75",
"IP": "192.168.33.12"
}
],
"Services": {
"s1": {
"VIP": "10.0.0.2",
"Ports": [],
"LocalLBIndex": 257,
"Tasks": [
{
"Name": "s1.2.q4hcq2aiiml25ubtrtg4q1txt",
"EndpointID": "040879b027e55fb658e8b60ae3b87c6cdac7d291e86a190a3b5ac6567b26511a",
"EndpointIP": "10.0.0.5",
"Info": {
"Host IP": "192.168.33.11"
}
},
{
"Name": "s1.3.yawl4cgkp7imkfx469kn9j6lm",
"EndpointID": "106edff9f120efe44068b834e1cddb5b39dd4a3af70211378b2f7a9e562bbad8",
"EndpointIP": "10.0.0.3",
"Info": {
"Host IP": "192.168.33.12"
}
},
{
"Name": "s1.1.pjn2ik0sfgkfzed3h0s00gs9o",
"EndpointID": "ad16946f416562d658f3bb30b9830d73ad91ccf6feae44411269cd0ff674714e",
"EndpointIP": "10.0.0.4",
"Info": {
"Host IP": "192.168.33.13"
}
}
]
}
}
}
]
```