Lease times and renewals [refer to Re: [Dnsmasq-discuss] Secondary/tertiary dns servers in dhcp offers?]

Simon Kelley
Tue, 16 Nov 2004 07:29:55 +0000

Rory Campbell-Lange wrote:
> Again, sorry about the lost thread, as I've just subscribed.
> I read Al's question about backup dhcp hosts, and Simon noted that the
> best defence against a single host failure is a long lease.
> I have the following main config:
>     dhcp-range=alien,,,4h
>     dhcp-range=friend,,,24h
> and lost of entries along the following lines:
>     dhcp-host=00:03:93:C5:F1:C4,alexy, # (in the friend range!)
> However the clients (Macintosh OSX and OS9) appear to renew their leases
> 2 hourly. 
Looks like there may be a confusion when both dhcp-ranges are on the 
same subnet. I'll take a look. In the meantime, adding the lease time to 
the dhcp-host lines will work-around this.