Leases on Dynamic Updates?

[dan at dcrdev.demon.co.uk]

mayer at gis.net wrote:
> dan at dcrdev.demon.co.uk wrote:
> > Thanks Danny,
> > 
> > I understand where you are coming from however the use of this
> mechanism needn't be limited to use with a DHCP server. Amongst other
> things Bonjour/ZeroConf can make use of it without requiring the
> presence of a DHCP server at all.
> > 
> 
> Something has to own the IP addresses and the lease. What you call it is 
> irrelevant.
> 

True, however something also has to be responsible for detecting an expired lease and cleaning up the associated information.  In the case of ZeroConf there may not be a DHCP server (or other "permanent" intermediary) to perform this task.