Clarification on roles of networking components.
Robert Moskowitz
rgm at htt-consult.com
Wed Mar 4 13:05:13 UTC 2009
Simon Slater wrote:
> G'day all,
> I've been setting up a SOHO network, switching things over from a
> labour intensive /etc/hosts based system to a more automated setup.
> With much reading I think I can't see the wood for the trees any more.
>
> I have found a lot of material on the individual components and their
> configuration, but not on the overall integration of the parts into a
> whole. Is there such a guide or even schematic to illustrate how and
> where each component is best used? More specifically:
>
> Is there any overlap in the functions of NIS, bind and LDAP? Or are
> these mutually exclusive?
>
Never used NIS, but you CAN use LDAP for your BIND content, but you
always need BIND somewhere, and if the app needs LDAP, it needs LDAP (eg
SIP).
> When using DHCP, is /etc/hosts redundant?
>
You pretty much need localhost in /etc/hosts. But the basic handles
most apps.
> What is the optimal way to resolve names in a small but growing
> network?
>
Do you have local servers? If not run a namecaching server on your
gateway/firewall; most support this. Otherwise, you need a local BIND
server, use Webmin to maintain it. I am very experienced with BIND, and
still use Webmin.
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