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为什么host命令不能解析/ etc / hosts中的条目?
我/etc/hosts在ubuntu 12.04机器上有以下文件 127.0.0.1 localhost 10.248.27.66 ec2-50-112-220-110.us-west-2.compute.amazonaws.com puppetmaster # 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 但是,host命令不能puppetmaster正确解析名称,而telnet命令可以 root@ip-10-248-34-162:/home/ubuntu# host puppetmaster Host puppetmaster not found: 3(NXDOMAIN) root@ip-10-248-34-162:/home/ubuntu# telnet puppetmaster 8140 Trying 10.248.27.66... Connected to ec2-50-112-220-110.us-west-2.compute.amazonaws.com. Escape character …