vim ~/.bashrc
#输入内容
export ROS_HOSTNAME=你的hostname export ROS_MASTER_URI=http://(目标主机的IP):11311 export ROS_IP=192.168.3.10 (本机的IP)
vim /etc/hosts
按照前几行格式，输入目标主机IP以及hostname
source ～/.bashrc
Couldn't find an AF_INET address for
原文：https://www.cnblogs.com/sea-stream/p/9759804.html