Re: [DNSOP] meaning of tag "match" for CAA RDATA

2018-02-07 Thread Mark Andrews
> On 8 Feb 2018, at 9:43 am, Mark Andrews wrote: > > Software that processes CAA records returned by the DNS can remove > any duplicates detected at that level of processing. The DNS isn’t > in a position to do that de-duplication. > > For UPDATE I would always delete the CAA

Re: [DNSOP] meaning of tag "match" for CAA RDATA

2018-02-07 Thread Mark Andrews
> On 8 Feb 2018, at 9:15 am, 神明達哉 wrote: > > At Thu, 8 Feb 2018 08:25:35 +1100, > Mark Andrews wrote: > >>> I happen to have this question while reading RFC6844: what does the >>> "matching" mean in the following description of Section 5.1? >>> >>> Tag:

Re: [DNSOP] meaning of tag "match" for CAA RDATA

2018-02-07 Thread 神明達哉
At Thu, 8 Feb 2018 08:25:35 +1100, Mark Andrews wrote: > > I happen to have this question while reading RFC6844: what does the > > "matching" mean in the following description of Section 5.1? > > > > Tag: The property identifier, a sequence of US-ASCII characters. > > > >

Re: [DNSOP] meaning of tag "match" for CAA RDATA

2018-02-07 Thread Mark Andrews
> On 8 Feb 2018, at 3:26 am, 神明達哉 wrote: > > I happen to have this question while reading RFC6844: what does the > "matching" mean in the following description of Section 5.1? > > Tag: The property identifier, a sequence of US-ASCII characters. > > Tag values MAY

[DNSOP] meaning of tag "match" for CAA RDATA

2018-02-07 Thread 神明達哉
I happen to have this question while reading RFC6844: what does the "matching" mean in the following description of Section 5.1? Tag: The property identifier, a sequence of US-ASCII characters. Tag values MAY contain US-ASCII characters 'a' through 'z', 'A' through 'Z', and the