Docker入门学习⑥----Docker网络（容器互连）

理解Docker0

[root@192 ~]# ip a
# 本机回环地址
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
# 本机地址
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 00:0c:29:ca:fe:38 brd ff:ff:ff:ff:ff:ff
    inet 192.168.98.129/24 brd 192.168.98.255 scope global noprefixroute dynamic ens33
       valid_lft 1620sec preferred_lft 1620sec
    inet6 fe80::20c:29ff:feca:fe38/64 scope link 
       valid_lft forever preferred_lft forever
# docker0 地址       
5: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:31:4d:fb:ff brd ff:ff:ff:ff:ff:ff
    inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
       valid_lft forever preferred_lft forever
    inet6 fe80::42:31ff:fe4d:fbff/64 scope link 
       valid_lft forever preferred_lft forever

启动一个容器，查看容器内部ip地址。

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