vincenzo romero wrote: > Hello all, > > I'm getting frustrated attempting to understand; I googled and asked > folks and am unable to get a straight answer. > > 1. How is the /etc/resolv.conf file maintained ? I do not seem to > get a consistent result when I save resolv.conf configuration from GUI > or by hand using vim /etc/resolv.conf. > > a. Sometimes I the entries toggles between the two entries: > > # generated by NetworkManager, do not edit! > ; Use a local caching nameserver controlled by NetworkManager > nameserver 127.0.0.1 > > b. then when I restart the network services some the /etc/resolv.conf > file appears like this: > # generated by NetworkManager, do not edit! > ; Use a local caching nameserver controlled by NetworkManager > search lab.mycompany.com > nameserver 192.168.17.2 > > This host is: > > - a DNS server that is authoritative for its domain within the > 192.168.16/20 network > - I believe that even as DNS server, this host should have its > resolv.conf file configured to define itself as a DNS server, right? > yes. programs that run on the box do not know if there is a dns server running. I have always configured resolv.conf manually. > I apologize for the naive questions, but I am a newbie and am unable > to gather a straightforward answer. > > thanks in advance. > >