Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Patrik Fältström
On 12 Apr 2023, at 21:37, Joe Abley wrote: > With regard to a flock of drones providing service for a single nameserver I > agree there are other exciting failure modes to look forward to. But, as > before, I don't think we have a shortage of ways to describe them -- no need > to economise by u

Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Joe Abley
On Wed, Apr 12, 2023 at 21:33, Patrik Fältström wrote: > On 12 Apr 2023, at 20:56, Niall O'Reilly wrote: > >> I have, or think I have, always understood the NS RRset at a zone >> cut to advertise a set of delegations, each to a distinct server. > > And if you use anycast, where some of the serve

Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Patrik Fältström
On 12 Apr 2023, at 20:56, Niall O'Reilly wrote: > I have, or think I have, always understood the NS RRset at a zone > cut to advertise a set of delegations, each to a distinct server. And if you use anycast, where some of the servers in the anycast cloud respond and some do not? Patrik sig

Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Havard Eidnes
> Joe Abley> One nameserver in the delegation set of a particular > Joe Abley> child zone might provide non-authoritative > Joe Abley> responses. By my usage, that nameserver is lame for > Joe Abley> that zone. The delegation of that zone to that > Joe Abley> nameserver is a lame delegation. Ident

Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Niall O'Reilly
On 10 Apr 2023, at 20:42, Mats Dufberg wrote: Delegation is an entity consisting of a set of name servers and, in some cases, glue address records. One part of the delegation is to provide the path to the child zone content. While this may be a convenient way to consider things in an administ

Re: [DNSOP] Meaning of lame delegation

2023-04-12 Thread Mats Dufberg
Joe Abley> One nameserver in the delegation set of a particular child zone might provide Joe Abley> non-authoritative responses. By my usage, that nameserver is lame for that zone. Joe Abley> The delegation of that zone to that nameserver is a lame delegation. Identified Joe Abley> when receiv