On Thu, 24 Nov 2016 09:25, Nicolas Kovacs <info at ...> wrote: > Hi, > > I just setup CentOS 7 on three boxes to fiddle with it. > > 1. amandine.sandbox.lan is a headless LAN server > > 2. bernadette.sandbox.lan is a client desktop > > 3. raymonde.sandbox.lan is another client desktop > > I've setup Dnsmasq on amandine.sandbox.lan. Here's the very basic > configuration: > > # /etc/dnsmasq.conf > domain-needed > bogus-priv > interface=enp3s1 > dhcp-range=192.168.3.100,192.168.3.200,24h > local=/sandbox.lan/ > domain=sandbox.lan > expand-hosts > no-resolv > # DNS > server=192.168.2.1 > # Postes fixes > dhcp-host=00:1E:C9:43:A7:BF,bernadette,192.168.3.2 > dhcp-host=00:1D:09:15:4A:D8,raymonde,192.168.3.3 > > With this setup as such, I can resolve bernadette from raymonde, and I > can also resolve raymonde from bernadette. But when I try to resolve > either bernadette or raymonde from the server, I get an unknown > hostname. The only way to solve this is to add two corresponding lines > to /etc/hosts: > > # /etc/hosts > 127.0.0.1 localhost.localdomain localhost > 192.168.3.1 amandine.sandbox.lan amandine > 192.168.3.2 bernadette.sandbox.lan bernadette > 192.168.3.3 raymonde.sandbox.lan raymonde > > This strikes me as a benign redundancy, which makes me wonder if I'm > doing something unorthodox here. > > Any suggestions? Hmmm, looks like the "lookup question" from amandine(server) is not resolved in the same way it is resoved from bernadette or raymonde (clients). How about adding a reverse lookup for your lan ip group, pointing to your server? server=/168.192.3.in-addr.arpa/192.168.3.1 Otherwise, little to no idea. - Yamaban.