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"Sudo: unable to resolve host"의 두 판 사이의 차이

10번째 줄: 10번째 줄:
==조치==
==조치==
<source lang='console'>
<source lang='console'>
ubuntu@ip-172-31-46-180:~$ cat /etc/hosts | grep $(hostname)
ubuntu@ip-172-31-46-180:~$ sudo vi /etc/hosts
ubuntu@ip-172-31-46-180:~$ echo $(hostname -I | cut -d\  -f1) $(hostname) | sudo tee -a /etc/hosts
sudo: unable to resolve host example
172.31.46.180 example
ubuntu@ip-172-31-46-180:~$ cat /etc/hosts | grep $(hostname)
172.31.46.180 example
</source>
</source>
<source lang='console'>
<source lang='text' highlight='1'>
ubuntu@ip-172-31-46-180:~$ sudo true
127.0.0.1 localhost
ubuntu@ip-172-31-46-180:~$
 
# The following lines are desirable for IPv6 capable hosts
::1 ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
ff02::3 ip6-allhosts
</source>
</source>


2018년 4월 8일 (일) 00:38 판

1 문제상황

ubuntu@ip-172-31-46-180:~$ sudo true
ubuntu@ip-172-31-46-180:~$ sudo hostnamectl set-hostname example
ubuntu@ip-172-31-46-180:~$ sudo true
sudo: unable to resolve host example
ubuntu@ip-172-31-46-180:~$

2 조치

ubuntu@ip-172-31-46-180:~$ sudo vi /etc/hosts

127.0.0.1 localhost

# The following lines are desirable for IPv6 capable hosts
::1 ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
ff02::3 ip6-allhosts

3 같이 보기

4 참고

원본 주소 "https://zetawiki.com/w/index.php?title=Sudo:_unable_to_resolve_host&oldid=431725"
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