socat 本地拷贝文件： socat open:/etc/hosts,rdonly open:/tmp/hosts,creat 本地读取文件标准输出：socat open:/etc/hosts,rd
socat 本地拷贝文件： socat open:/etc/hosts,rdonly open:/tmp/hosts,creat
本地读取文件标准输出：socat open:/etc/hosts,rdonly stdout
远程文件拷贝：server:192.168.30.133 client:192.168.30.35
server: socat tcp4-listen:9000 - > /tmp/hosts
client: cat /etc/hosts | socat - tcp4:192.168.30.21:9000
client: cat /tmp/hosts
127.0.0.1 localhost.localdomain localhost.localdomain localhost4 localhost4.localdomain4 localhost xb
::1 localhost.localdomain localhost.localdomain localhost6 localhost6.localdomain6 localhost xb
#192.168.30.35 ldap-server.test.com
#192.168.30.133 ldap-client.test.com
192.168.30.35 www.xb.com www.git.com
#192.168.30.188 www.baizhipeng.com
192.168.30.3
#192.168.30.21 www.vm.com
192.168.30.133
