> On 18 Oct 2019, at 10:46 am, 神明達哉 <jin...@wide.ad.jp> wrote: > > At Fri, 18 Oct 2019 10:25:29 +1100, > Mark Andrews <ma...@isc.org> wrote: > > > > one obvious interpretation is that REFRESH/RETRY/EXPIRE are signed 32 > > > bit integers. > > > > They are all intervals. How do you have a negative interval? > > I actually didn't expect they can be negative. My main question is > whether values larger than 2^31-1 should be considered valid.
Well they are in range. That said slaves can and do apply sanity checks to these values. Both too low and too high cause operational problems. Mark > -- > JINMEI, Tatuya -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop