BIND 10 #152: Xfrin changes TTL for RRSIGs

BIND 10 Development do-not-reply at isc.org
Tue Apr 20 07:05:55 UTC 2010


#152: Xfrin changes TTL for RRSIGs
--------------------------+-------------------------------------------------
 Reporter:  jreed         |        Owner:     
     Type:  defect        |       Status:  new
 Priority:  major         |    Milestone:     
Component:  Unclassified  |   Resolution:     
 Keywords:                |    Sensitive:  0  
--------------------------+-------------------------------------------------

Comment(by jinmei):

 Replying to [ticket:152 jreed]:
 > I used Xfrin retransfer to load a zone. The RRSIG and NSEC records TTLs
 on master are 90. The SOA minumum is 65. The RRSIG and NSEC records on
 slave became 65.
 >
 > I understand this may be correct for NSEC. BIND 9 has same behaviour.
 >
 > But all the RRSIG (even for signing non-NSEC records) got changed to 65
 TTL too. That is not same behaviour I see in BIND 9.4.3-P3
 > (I need to upgrade that master).

 I can't reproduce this behavior.

 I transferred my personal zone, jinmei.org, from 149.20.54.162, and asked
 the local bind10 secondary server for jinmei.org/SOA with +dnssec, I got:

 {{{
 ;; ANSWER SECTION:
 jinmei.org.             86400   IN      SOA     ns.jinmei.org.
 jinmei.kame.net. 2010040601 7200 3600 2592000 1200
 jinmei.org.             86400   IN      RRSIG   SOA 5 2 86400
 20100506224137 20100406224137 14331 jinmei.org. [sig]
 }}}

 Note that SOA minimum is 1200 and the TTL of the RRSIG is 86400.

 I don't restrict zone transfer for my zone, so you can try it yourself.

-- 
Ticket URL: <http://bind10.isc.org/ticket/152#comment:1>
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