I’m happy to try to resolve my problem of sticky clients another way, I just don’t see how.
On Thu, Dec 14, 2017 at 9:47 AM Francis Dupont <fdup...@isc.org> wrote: > Munroe Sollog writes: > > Actually Bind9 supports 'rescanning' for new IPs to listen on and HAProxy > > supports listening to non-local IPs. > > => rescan allows to add or remove addresses to interfaces, not > virtual addresses. The DNS uses anycast addresses which is another way > to provide a service at a "fixed" address by multiple servers. > Of course it works better with an essentially "state less" protocol as DNS, > and not with DHCP at the exception of INFORM... > > > The real problem we experience is that there are many poorly implemented > > dhcp clients. When it come time to renew its IP address, it contacts its > > last DHCP server and if that server doesn't respond, it gives up. > > => it is a clear (but common) violation of the protocol both at the letter > and in the spirit. > Perhaps it is the reason DHCPv6 requires the use of multicast? > > Thanks > > Francis Dupont <fdup...@isc.org> > -- Munroe Sollog Senior Network Engineer mun...@lehigh.edu
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