linux下能ping ip不能ping域名
今天在開發的同事(shì)來說,內(nèi)網不能通過域名訪問自己的服(fú)務器!然後做了下麵的(de)測試發現(xiàn)這樣的問題:
[root@itmop ~]# ping www.ynaad.com
ping: unknown host www.ynaad.com
[root@itmop ~]#ping 192.168.1.1
PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data.
64 bytes from 192.168.1.1: icmp_seq=1 ttl=64 time=0.537 ms
64 bytes from 192.168.1.1: icmp_seq=2 ttl=64 time=0.430 ms
— 192.168.1.1 ping statistics —
2 packets transmitted, 2 received, 0% packet loss, time 999ms
rtt min/avg/max/mdev = 0.430/0.483/0.537/0.057 ms
[root@itmop ~]#cat /etc/host.conf
order bind,hosts
經過一翻查找後(hòu)解決(jué)了,原因和方法如下(xià):
[root@itmop ~]# grep host /etc/nsswitch.conf
#hosts: db files nisplus nis dns
hosts: files
主機隻找文(wén)件(jiàn)不走dns,將其(qí)該成hosts: files dns 即可!
關鍵詞:linux,ping
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