service docker stop //关闭docker服务 
ip link set dev docker0 down //关闭docker0网桥  
ip link del dev docker0    //删除docker0网桥 

DEVICE="br0" 
ONBOOT="yes" 
TYPE="Bridge" 
BOOTPROTO="static" 
IPADDR="10.10.10.20" 
NETMASK="255.255.255.0" 
GATEWAY="10.10.10.20" 
DEFROUTE="yes" 
NM_CONTROLLED="no" 

service network restart 

[black@test opt]$ brctl show 
bridge name   bridge id        STP enabled   interfaces 
br0       8000.32e7297502be    no        
virbr0     8000.000000000000    yes 

[root@test opt]# docker -d -b br0 
INFO[0000] Listening for HTTP on unix (/var/run/docker.sock)  
INFO[0000] [graphdriver] using prior storage driver "devicemapper"  
WARN[0000] Running modprobe bridge nf_nat failed with message: , error: exit status 1  
INFO[0000] Loading containers: start.           
...... 
INFO[0000] Loading containers: done.           
INFO[0000] Daemon has completed initialization      
INFO[0000] Docker daemon   commit=786b29d execdriver=native-0.2 graphdriver=devicemapper version=1.7.1 

[root@test shell]# docker run -ti --rm centos:latest 
[root@3c6874559411 /]# ifconfig 
eth0   Link encap:Ethernet HWaddr 02:42:0A:0A:0A:01  
     inet addr:10.10.10.1 Bcast:0.0.0.0 Mask:255.255.255.0 
     inet6 addr: fe80::42:aff:fe0a:a01/64 Scope:Link 
     UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 
     RX packets:5 errors:0 dropped:0 overruns:0 frame:0 
     TX packets:6 errors:0 dropped:0 overruns:0 carrier:0 
     collisions:0 txqueuelen:0  
     RX bytes:418 (418.0 b) TX bytes:508 (508.0 b) 

[root@test opt]# vi /etc/sysconfig/docker  
# /etc/sysconfig/docker 
# 
# Other arguments to pass to the docker daemon process 
# These will be parsed by the sysv initscript and appended 
# to the arguments list passed to docker -d 
 
other_args="-b br0" 

[root@test opt]# vi /lib/systemd/system/docker.service  
[Unit] 
Description=Docker Application Container Engine 
Documentation=https://docs.docker.com 
After=network.target docker.socket 
Requires=docker.socket 
[Service] 
ExecStart=/usr/bin/docker -d -H fd:// 
MountFlags=slave 
LimitNOFILE=1048576 
LimitNPROC=1048576 
LimitCORE=infinity 
 
[Install] 
WantedBy=multi-user.target 

[black@test ~]$ vi /usr/lib/systemd/system/docker.service  
[Unit] 
Description=Docker Application Container Engine 
Documentation=https://docs.docker.com 
After=network.target docker.socket 
Requires=docker.socket 
[Service] 
EnvironmentFile=-/etc/sysconfig/docker 
ExecStart=/usr/bin/docker -d $other_args -H fd:// 
MountFlags=slave 
LimitNOFILE=1048576 
LimitNPROC=1048576 
LimitCORE=infinity 
 
[Install] 
WantedBy=multi-user.target