A problem with too many network interfaces
bra at fsn.hu
Mon May 26 01:06:33 PDT 2003
Eric W.Bates wrote:
> I'm trying to build a router/filter on FreeBSD 4.8 with 4 real NIC and
> 32 vlan interfaces.
> Starting dhcpd generates an error after 15 interfaces:
> "[interface] not found"
> My C skills are lacking so while I'm grovelling thru dhcpd source to
> find the problem; I was wondering if anyone knows of a kernel limit I
> need to increase?
It has nothing to do with FreeBSD.
Take a look at common/discover.c to find the following code snippet:
void discover_interfaces (state)
struct interface_info *tmp, *ip;
struct interface_info *last, *next;
char buf ;
Increase the size of buf for example to 32768 and it will work.
Attila Nagy e-mail: Attila.Nagy at fsn.hu
Free Software Network (FSN.HU) phone @work: +361 210 1415/127
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