On Lu, 12 mai 14, 19:35:40, Ron Leach wrote: > > I've read man hosts, resolv.conf, and nsswitch.conf; I've also had a look at > http://www.debian.org/doc/manuals/debian-reference/ch05.en.html#_the_hostname_resolution > (I'm assuming that's an official site). > > On the Wheezy machine, /etc/nsswitch.conf contains > > hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4 > > From my reading, since 'files' is listed first, /etc/hosts should be checked > for name resolution first, with external requests to a dns resolver *only* > if the host name is not found in hosts file. > > But the behaviour I am seeing is that the box is asking for resolution (of > its own hostname, actually) from an external resolver. (That DNS resolution > request fails, anyway, because there is no record for its hostname in the > DNS tree.) > > /etc/hosts, on D7Server, contains a record for D7Server: > 192.168.3.31<tab>D7Server<tab>d7server<tab>D7Server.inet<tab>d7server.inet > > Despite the entry in hosts file, D7Server keeps asking the DNS resolver to > lookup D7Server (the request is logged on the DNS resolver machine), instead > of reading it from its hosts file. > > Do I need to do something more to enable names to be looked up in > /etc/hosts?
Whenever diagnosing such issues it is a good idea to use getent(1) and *not* DNS tools like dig or nslookup, because these use their own resolver (library). Kind regards, Andrei -- http://wiki.debian.org/FAQsFromDebianUser Offtopic discussions among Debian users and developers: http://lists.alioth.debian.org/mailman/listinfo/d-community-offtopic http://nuvreauspam.ro/gpg-transition.txt
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