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Re: [69ATTENDEES] DHCP



Hi,

On Thu, Sep 13, 2007 at 03:46:31PM +0900, Jun-ichiro itojun Hagino wrote:
> 	i agree that vendors would implement whatever they would need to, but
> 	iirc the group is here to give guidance for operations.

... and to listen to operators, to avoid giving guidance that completely
misses the target.

> 	the primary issue with DHCP-based address assignment is the requirement
> 	for DHCP server to keep state.  due to this, major DHCP server
> 	implementation suffers from reading in lease database when it reboots
> 	(stops for 5 minutes).  DHCP server is a single point of failure.
> 
> 	with RA-based address autoconfiguration and DHCPv6-lite based stateless
> 	DNS server address passing, there's no need for keeping state in the
> 	server side, hence there's no single point of failure.

We just don't want to run yet another service that could fail, needs 
configuration, and possibly debugging if client machines are unhappy.

Routers are there, so RAs are there anyway.  DHCP is an extra.

Gert Doering
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