dhcpd.conf logical hierachy

Narcis Garcia informatica at actiu.net
Thu Oct 19 06:52:46 UTC 2017


How do I explicitly link the group MyReservations to that subnet and its
options?
What if some day I want to setup other subnets and other fixed hosts?


El 18/10/17 a les 21:33, Bob Harold ha escrit:
> 
> On Wed, Oct 18, 2017 at 3:19 PM, Narcis Garcia <informatica at actiu.net
> <mailto:informatica at actiu.net>> wrote:
> 
>     Any way I define the static pool, error messages occur.
> 
> 
> Maybe there a confusion in the words "static pool"
> "pool" and "range" are used to define dynamic ranges.
> "fixed-address" defines a static assignment.
>  
> 
>     This is the only configuration I've reached without errors when a known
>     host connects, but I might not be defining subnet/interface where static
>     cases are attached to:
> 
>     subnet 172.16.0.0 netmask 255.255.0.0 {
>             option subnet-mask 255.255.0.0;
>             option routers 172.16.20.100;
>             option broadcast-address 172.16.255.255;
>             option domain-name-servers 172.16.21.61;
>             pool {
>                     # IP range to be assigned dynamically
>                     range 172.16.20.150 172.16.20.189;
>                     allow unknown-clients;
>             }
>     }
>     group MyReservations {
> 
> 
> These four lines are redundant and should be removed: 
> 
>             option subnet-mask 255.255.0.0;
>             option routers 172.16.20.100;
>             option broadcast-address 172.16.255.255;
>             option domain-name-servers 172.16.21.61;
> 
> Delete the four lines above.
>  
> 
>             host printer_1 {
>                     hardware ethernet 00:11:22:33:44:55;
>                     fixed-address 172.16.20.201;
>             }
>     }
> 
> 
> That looks good.  If you need a larger range, just remeber that the
> dynamic range and static fixed-addresses should no overlap.  So ranges like:
>     range 172.16.20.190 172.16.20.200;
>     range 172.16.20.202 172.16.20.255;
> 
> As others have said.
> 
> -- 
> Bob Harold
> 
> 
> 
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