On Fri, 02 May 2008 15:56:37 +0800, David Shen wrote:
> Dave Uhring wrote:
>> On Fri, 02 May 2008 14:19:28 +0800, David Shen wrote:
>>
>>> I am connected to the internet, and is able to ping with IP address. I
>>> see in the /etc/resolv.conf file that the nameservers are listed
>>> correctly. Also, I am able to ping the machines by hostname in my
>>> domain, which means it is able to resolve the name. But when I try to
>>> ping a Internet website by its name, say ping google.com, the ping
>>> exited immediately, stating a unknown host. It looks like it never
>>> tried to resolve it.
>>
>> Check /etc/nsswitch.conf. This is from Debian but you should have a
>> similar entry for hosts:
>>
>> hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4
>
> Yes, I do! So...what should I do?

OK, you state that the nameservers are listed correctly in
/etc/resolv.conf, however that statement is really unconvincing. Please
post the contents of that file. You may, of course, munge the numbers,
but nothing else.