Docker Pull鏡像時報錯no such host

Docker Pull鏡像時報如下錯誤信息

ERROR: Get https://registry-1.docker.io/v2/: dial tcp: lookup registry-1.docker.io on 192.168.3.1:53: no such host

其中 no such host 表示DNS域名解析的問題，編輯 /etc/resolv.conf 增加一行DNS記錄，重新 Pull 鏡像，問題解決。

vi /etc/resolv.conf
# Generated by NetworkManager
nameserver 192.168.1.1
nameserver 8.8.8.8