On Fri, Apr 14, 2006 at 10:53:23AM -0400, Eric W. Bates wrote:
> Jon Otterholm wrote:
> > Eric W. Bates wrote:
> >> Andrew Thompson wrote:
> >>> On Wed, Apr 12, 2006 at 02:38:47PM +0200, Jon Otterholm wrote:
> >> We did run into a problem when we had too many (more than 15)
> >> addresses/interfaces on a system. isc-dhcpd has some table sizes
> >> hard-coded for some data structures. This was solved by patching
> >> common/discover.c (thanks to help from this list).
> >>
> # ***************
> # *** 135,144 ****
> # {
> # struct interface_info *tmp, *ip;
> # struct interface_info *last, *next;
> # ! /* In order to support more than 15 interfaces we need to
> # ! increase the size of the buffer. */
> # ! /* char buf [2048]; */
> # ! char buf [32768];
> # struct ifconf ic;
> # struct ifreq ifr;
> # int i;
> # --- 135,141 ----
> # {
> # struct interface_info *tmp, *ip;
> # struct interface_info *last, *next;
> # ! char buf [2048];
> # struct ifconf ic;
> # struct ifreq ifr;
> # int i;
>
> I originally got this patch from a kind soul on this list (sadly I
> didn't keep the name). I do not fully appreciate the consequences of
> patching ISC's code; but our copy has run flawlessly. We currently have
> 151 IP's on the one machine.
I dont see why this needs to be done, the isc-dhcp ports were updated to
use getifaddrs() two years ago.
http://www.freebsd.org/cgi/query-pr.cgi?pr=61011
Andrew
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