SOA serial increment when we update SOA RR

2017-10-04 Thread rams
Greetings!! When we change any resource record like A or , then SOA serial number gets incremented. But If we update only SOA record ,Is serial number of SOA remain same as before or serial number of SOA will increment?. Do we have any RFC for this? Regards, Ramesh __

Re: SOA serial increment when we update SOA RR

2017-10-04 Thread Tony Finch
rams wrote: > > When we change any resource record like A or , then SOA serial number > gets incremented. But If we update only SOA record ,Is serial number of SOA > remain same as before or serial number of SOA will increment?. It needs to increment, yes, because that's how the secondaries k

Re: SOA serial increment when we update SOA RR

2017-10-04 Thread Mukund Sivaraman
On Wed, Oct 04, 2017 at 11:43:18AM +0100, Tony Finch wrote: > rams wrote: > > > > When we change any resource record like A or , then SOA serial number > > gets incremented. But If we update only SOA record ,Is serial number of SOA > > remain same as before or serial number of SOA will increme

Re: SOA serial increment when we update SOA RR

2017-10-04 Thread Alberto Colosi
SOA is a special record. As already said to read you update SOA (should be only for email address if not ONLY intranet NS). In all case if u make n update mean is needed n update. So the question is: wy to not reflect on slave NSif any Increasing SN , s

RE: SOA serial increment when we update SOA RR

2017-10-04 Thread Darcy Kevin (FCA)
Well, it's not *obvious* how Dynamic Update works in the case of an SOA RR, but RFC 2136 does say: 3.4.2.2. Any Update RR whose CLASS is the same as ZCLASS is added to the zone. In case of duplicate RDATAs (which for SOA RRs is always the case, and for WKS RRs is the case if the ADDRESS an