On Thu, 18 Jun 2015 15:51:31 -0400, "Joe Abley" <jab...@hopcount.ca> may have written: > Since DHCP uses broadcast and multicast addresses when a client is > discovering a server, it's not obvious why you'd have to.
And broadcast/multicast when renewing a lease (DHCPREQUEST). You will of course see unicast addresses on the server side if the server is seeing requests forwarded by a udp helper. > You can run redundant sets of isc-dhcpd servers together serving the > same broadcast domain and have them assign leases from the same > address pools (at least, I've never tried it, but I was within Indeed. Rock solid in my experience (on a "little" network). -- Mike Meredith, University of Portsmouth Principal Systems Engineer, Hostmaster, Security, and Timelord!