Tony Finch <[email protected]> wrote: > > Say you have a partially-lame zone, where some servers might have an > expired copy (returning SERVFAIL) and some might not know about the zone > at all (returning REFUSED or referrals to the root). Typically (without > serve-stale) a resolver will react by adding a lame server cache entry and > re-trying other hopefully working servers. > > I think serve-stale should only take effect after this point, if a zone > has at least one non-lame server, and all the non-lame servers do not > respond.
D'oh, sorry, I missed out the important case: If the zone has a mixture of lame and working servers, the lame servers should not trigger serve-stale, because the resolver still needs to try asking the working servers. Tony. -- f.anthony.n.finch <[email protected]> http://dotat.at/ Irish Sea: Southwest, veering east for a time, 5 to 7, perhaps gale 8 later. Slight or moderate, occasionally rough in south. Rain or showers. Good, occasionally poor. _______________________________________________ DNSOP mailing list [email protected] https://www.ietf.org/mailman/listinfo/dnsop
