Ubuntu 18.04 ping 出現 Temporary failure in name resolution

Temporary failure in name resolution 錯誤解決方法:

vim /etc/resolv.conf

將里面的 nameserver 注釋掉，嘗試填寫以下內容到文件中:

nameserver 114.114.114.114
nameserver 8.8.8.8

can not resovle host xxx 錯誤解決方法:

修改 /etc/hosts

sudo vim /etc/hosts

127.0.0.1 localhost
127.0.0.1 <your hostname>

References

• Temporary failure in name resolution 錯誤解決方法 運行sudo 命令 can not resovle host xxx