notifies

[Mark_Andrews at isc.org]

> In article <a4tkpi$t4d at pub3.rc.vix.com>, James Griffin wrote:
> > Will Yardley wrote:
> >> 
> >> Feb 19 00:13:33.240 zone veggiechinese.net/IN: loaded serial 2002021901
> > 
> > Note the serial number = 2002021901, this is the same as the serial
> > number on the slaves.  Qouting from later in your message:
> 
> well it is now, but if you look at the message, that wasn't the serial
> on the slave until i did rndc reload [zone] on the slave; and if you
> look, the serial number of the zone on the slave was different a minute
> before i changed the zone.
> 
> i do note that the second slave nameserver has the correct info now
> without any intervention, but i'm assuming this is because the zone was
> transfered again due to the refresh interval.  however i'm still
> confused - why doesn't the zone reload as soon as the notify is sent? 

	Do you have a firewall between the machines?
	Is the master multi-homed?
	If the answer to either of these is yes see notify-source.
>  
> > > as of now, the secondary nameserver still hasn't updated, and
> > > probably won't until i refresh it.
> 
> > > aura% dig soa veggiechinese.net @ns2.veggiechinese.net +sh
> > > ns1.veggiechinese.net. william.newdream.net. 2001121901 10800 1800
> > > 1814400 300
> 
> > > aura% dig soa veggiechinese.net @ns1.veggiechinese.net +sh
> > > ns1.veggiechinese.net. william.newdream.net. 2002021901 10800 1800
> > > 1814400 300
>  
> > The Notify message is only a "head-ups " message with the zone and
> > serial number.  Your slaves see that the serial number has not changed
> > and so there is no preceived need to request a zone transfer.
> 
> the serial number HAS changed though (see the two sets of serial numbers
> above)
> 
> -- 
> Will Yardley, Newdream Network
> Please reply to the newsgroup only. To reply via email, don't remove
> anything at all from the "from" address.
> 
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org