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Use ip -4 addr instead of ifconfig (#5062)

This commit is contained in:
Misty Stanley-Jones 2017-10-20 14:21:13 -07:00 committed by GitHub
parent 3888065197
commit 04d3ff2e93
1 changed files with 14 additions and 29 deletions
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43
engine/userguide/networking/index.md
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@ -86,15 +86,11 @@ fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes ff02::1 ip6-allnodes
ff02::2 ip6-allrouters ff02::2 ip6-allrouters
root@0cb243cd1293:/# ifconfig
lo Link encap:Local Loopback root@0cb243cd1293:/# ip -4 addr
inet addr:127.0.0.1 Mask:255.0.0.0 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue qlen 1
inet6 addr: ::1/128 Scope:Host inet 127.0.0.1/8 scope host lo
UP LOOPBACK RUNNING MTU:65536 Metric:1 valid_lft forever preferred_lft forever
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
root@0cb243cd1293:/# root@0cb243cd1293:/#
``` ```
@ -229,25 +225,14 @@ a `#` character.
```none ```none
$ docker attach container1 $ docker attach container1
root@3386a527aa08:/# ifconfig root@3386a527aa08:/# ip -4 addr
eth0 Link encap:Ethernet HWaddr 02:42:AC:11:00:02 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue qlen 1
inet addr:172.17.0.2 Bcast:0.0.0.0 Mask:255.255.0.0 inet 127.0.0.1/8 scope host lo
inet6 addr: fe80::42:acff:fe11:2/64 Scope:Link valid_lft forever preferred_lft forever
UP BROADCAST RUNNING MULTICAST MTU:9001 Metric:1 633: eth0@if634: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 qdisc noqueue
RX packets:16 errors:0 dropped:0 overruns:0 frame:0 inet 172.17.0.2/16 scope global eth0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0 valid_lft forever preferred_lft forever
collisions:0 txqueuelen:0
RX bytes:1296 (1.2 KiB) TX bytes:648 (648.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
``` ```
From inside the container, use the `ping` command to test the network connection From inside the container, use the `ping` command to test the network connection
@ -527,8 +512,8 @@ network and user-defined bridge networks.
`--expose` flag to `docker run`. Exposing ports is a way of documenting which `--expose` flag to `docker run`. Exposing ports is a way of documenting which
ports are used, but **does not actually map or open any ports**. Exposing ports ports are used, but **does not actually map or open any ports**. Exposing ports
is optional. is optional.
- You publish ports using the `--publish` or `--publish-all` flag to `docker run`. - You publish ports using the `--publish` or `--publish-all` flag to `docker run`.
This tells Docker which ports to open on the container's network interface. This tells Docker which ports to open on the container's network interface.
When a port is published, it is mapped to an When a port is published, it is mapped to an
available high-order port (higher than `30000`) on the host machine, unless available high-order port (higher than `30000`) on the host machine, unless
you specify the port to map to on the host machine at runtime. You cannot you specify the port to map to on the host machine at runtime. You cannot