DNS slave not synced after successfully zone transfer

2014-07-24 Thread Ricardo Esteves

  
  
Hi,

I've got two bind9 servers, one master (192.168.2.251) and one slave
(192.168.2.252).

I've configured zone transfers, and after a change of a zone on the
master, the slave gets the notification, downloads successfully the
new zone file, but still has the old information in memory:

nslookup 192.168.250.101 192.168.2.251
Server:        192.168.2.251
Address:    192.168.2.251#53

101.250.168.192.in-addr.arpa    name = openerp-bold.xpto.com.

nslookup 192.168.250.101 192.168.2.252
Server:        192.168.2.252
Address:    192.168.2.252#53

101.250.168.192.in-addr.arpa    name = demoopenerp1.xpto.com.

--

Log on the slave:

24-Jul-2014 14:48:42.481 notify: info: client 192.168.2.251#61865:
view vi_local_resolver: received notify for zone
'250.168.192.in-addr.arpa'
24-Jul-2014 14:48:42.481 general: info: master 192.168.2.251#53
(source 192.168.2.252#0) deleted from unreachable cache
24-Jul-2014 14:48:42.482 general: debug 1: queue_soa_query: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.482 general: debug 1: soa_query: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia
24-Jul-2014 14:48:42.482 general: debug 3: request_render
24-Jul-2014 14:48:42.482 general: debug 3: requestmgr_attach:
0x801f11170: eref 1 iref 1
24-Jul-2014 14:48:42.482 general: debug 3: mgr_gethash
24-Jul-2014 14:48:42.482 general: debug 3: req_send: request
0x8037eaea8
24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia:
request 0x8037eaea8
24-Jul-2014 14:48:42.482 general: debug 3: req_senddone: request
0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 3: req_response: request
0x8037eaea8: success
24-Jul-2014 14:48:42.483 general: debug 3: req_cancel: request
0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 3: req_sendevent: request
0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.483 general: debug 3: dns_request_getresponse:
request 0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: serial: new
2014072417, old 2014070617
24-Jul-2014 14:48:42.483 general: debug 3: dns_request_destroy:
request 0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 3: req_destroy: request
0x8037eaea8
24-Jul-2014 14:48:42.483 general: debug 3: requestmgr_detach:
0x801f11170: eref 1 iref 0
24-Jul-2014 14:48:42.483 general: debug 1: queue_xfrin: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.484 general: info: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: Transfer started.
24-Jul-2014 14:48:42.484 general: debug 1: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: requesting IXFR from
192.168.2.251#53
24-Jul-2014 14:48:42.484 xfer-in: info: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: connected using 192.168.2.252#51302
24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: requesting IXFR for serial 2014070617
24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: sent request length prefix
24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: sent request data
24-Jul-2014 14:48:42.486 xfer-in: debug 3: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: got nonincremental response
24-Jul-2014 14:48:42.486 general: debug 1: zone_settimer: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.486 general: debug 3: removing journal file
24-Jul-2014 14:48:42.486 general: debug 3: replacing zone database
24-Jul-2014 14:48:42.486 general: debug 1: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: zone transfer
finished: success
24-Jul-2014 14:48:42.486 general: info: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: transferred serial
2014072417
24-Jul-2014 14:48:42.486 general: debug 1: zone_settimer: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
24-Jul-2014 14:48:42.486 xfer-in: info: transfer of
'250.168.192.in-addr.arpa/IN/vi_local_resolver' from
192.168.2.251#53: Transfer completed: 1 messages, 12 records, 416
bytes, 0.001 secs (416000 bytes/sec)
24-Jul-2014 14:48:42.486 general: debug 1: zone_timer: zone
250.168.192.in-addr.arpa/IN/vi_local_resolver: enter

Re: DNS slave not synced after successfully zone transfer

2014-07-24 Thread John Miller
On NS #2, if you run rndc freeze/rndc thaw, what does the actual zone file
look like?  Also, what does your cache look like?  Is
101.250.168.192.in-addr.arpa PTR cached?

John


On Thu, Jul 24, 2014 at 10:25 AM, Ricardo Esteves maverick...@gmail.com
wrote:

  Hi,

 I've got two bind9 servers, one master (192.168.2.251) and one slave
 (192.168.2.252).

 I've configured zone transfers, and after a change of a zone on the
 master, the slave gets the notification, downloads successfully the new
 zone file, but still has the old information in memory:

 nslookup 192.168.250.101 *192.168.2.251*
 Server:192.168.2.251
 Address:192.168.2.251#53

 *101.250.168.192.in-addr.arpaname = openerp-bold.xpto.com
 http://openerp-bold.xpto.com.*

 nslookup 192.168.250.101 *192.168.2.252*
 Server:192.168.2.252
 Address:192.168.2.252#53

 *101.250.168.192.in-addr.arpaname = demoopenerp1.xpto.com
 http://demoopenerp1.xpto.com.*

 --

 Log on the slave:

 24-Jul-2014 14:48:42.481 notify: info: client 192.168.2.251#61865: view
 vi_local_resolver: received notify for zone '250.168.192.in-addr.arpa'
 24-Jul-2014 14:48:42.481 general: info: master 192.168.2.251#53 (source
 192.168.2.252#0) deleted from unreachable cache
 24-Jul-2014 14:48:42.482 general: debug 1: queue_soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 1: soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia
 24-Jul-2014 14:48:42.482 general: debug 3: request_render
 24-Jul-2014 14:48:42.482 general: debug 3: requestmgr_attach: 0x801f11170:
 eref 1 iref 1
 24-Jul-2014 14:48:42.482 general: debug 3: mgr_gethash
 24-Jul-2014 14:48:42.482 general: debug 3: req_send: request 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia: request
 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: req_senddone: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_response: request
 0x8037eaea8: success
 24-Jul-2014 14:48:42.483 general: debug 3: req_cancel: request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_sendevent: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_getresponse:
 request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: serial: new 2014072417, old
 2014070617
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_destroy: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_destroy: request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: requestmgr_detach: 0x801f11170:
 eref 1 iref 0
 24-Jul-2014 14:48:42.483 general: debug 1: queue_xfrin: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.484 general: info: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: Transfer started.
 24-Jul-2014 14:48:42.484 general: debug 1: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: requesting IXFR from
 192.168.2.251#53
 24-Jul-2014 14:48:42.484 xfer-in: info: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53:
 connected using 192.168.2.252#51302
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53:
 requesting IXFR for serial 2014070617
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: sent
 request length prefix
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: sent
 request data
 24-Jul-2014 14:48:42.486 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: got
 nonincremental response
 24-Jul-2014 14:48:42.486 general: debug 1: zone_settimer: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.486 general: debug 3: removing journal file
 24-Jul-2014 14:48:42.486 general: debug 3: replacing zone database
 24-Jul-2014 14:48:42.486 general: debug 1: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: zone transfer finished:
 success
 24-Jul-2014 14:48:42.486 general: info: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: transferred serial 2014072417
 24-Jul-2014 14:48:42.486 general: debug 1: zone_settimer: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.486 xfer-in: info: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53:
 Transfer completed: 1 messages, 12 records, 416 bytes, 0.001 secs (416000
 bytes/sec)
 24-Jul-2014 14:48:42.486 general: debug 1: zone_timer: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 

Re: DNS slave not synced after successfully zone transfer

2014-07-24 Thread Ricardo Esteves

  
  
Hi,

It seems it's taking some time to sync after the transfer, because
now it resolves ok with the new data.

nslookup 192.168.250.101 192.168.2.251
Server:        192.168.2.251
Address:    192.168.2.251#53

101.250.168.192.in-addr.arpa    name = openerp-bold.vi.pt.


nslookup 192.168.250.101 192.168.2.252
Server:        192.168.2.252
Address:    192.168.2.252#53

101.250.168.192.in-addr.arpa    name = openerp-bold.vi.pt.


After the transfer i checked the new zone file and it was exactly
the same as the master one.

If i make a new change to the master how can i then check if
101.250.168.192.in-addr.arpa PTR is cached?


On 24-07-2014 15:35, John Miller wrote:


  
On NS #2, if you run rndc freeze/rndc thaw, what does the
  actual zone file look like?  Also, what does your cache look
  like?  Is 101.250.168.192.in-addr.arpa PTR cached?
  

John
  
  


On Thu, Jul 24, 2014 at 10:25 AM,
  Ricardo Esteves maverick...@gmail.com
  wrote:
  
 Hi,
  
  I've got two bind9 servers, one master (192.168.2.251) and
  one slave (192.168.2.252).
  
  I've configured zone transfers, and after a change of a
  zone on the master, the slave gets the notification,
  downloads successfully the new zone file, but still has
  the old information in memory:
  
  nslookup 192.168.250.101 192.168.2.251
  Server:        192.168.2.251
  Address:    192.168.2.251#53
  
  101.250.168.192.in-addr.arpa    name = openerp-bold.xpto.com.
  
  nslookup 192.168.250.101 192.168.2.252
  Server:        192.168.2.252
  Address:    192.168.2.252#53
  
  101.250.168.192.in-addr.arpa    name = demoopenerp1.xpto.com.
  
  --
  
  Log on the slave:
  
  24-Jul-2014 14:48:42.481 notify: info: client
  192.168.2.251#61865: view vi_local_resolver: received
  notify for zone '250.168.192.in-addr.arpa'
  24-Jul-2014 14:48:42.481 general: info: master
  192.168.2.251#53 (source 192.168.2.252#0) deleted from
  unreachable cache
  24-Jul-2014 14:48:42.482 general: debug 1:
  queue_soa_query: zone
  250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
  24-Jul-2014 14:48:42.482 general: debug 1: soa_query: zone
  250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
  24-Jul-2014 14:48:42.482 general: debug 3:
  dns_request_createvia
  24-Jul-2014 14:48:42.482 general: debug 3: request_render
  24-Jul-2014 14:48:42.482 general: debug 3:
  requestmgr_attach: 0x801f11170: eref 1 iref 1
  24-Jul-2014 14:48:42.482 general: debug 3: mgr_gethash
  24-Jul-2014 14:48:42.482 general: debug 3: req_send:
  request 0x8037eaea8
  24-Jul-2014 14:48:42.482 general: debug 3:
  dns_request_createvia: request 0x8037eaea8
  24-Jul-2014 14:48:42.482 general: debug 3: req_senddone:
  request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 3: req_response:
  request 0x8037eaea8: success
  24-Jul-2014 14:48:42.483 general: debug 3: req_cancel:
  request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 3: req_sendevent:
  request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 1:
  refresh_callback: zone
  250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
  24-Jul-2014 14:48:42.483 general: debug 3:
  dns_request_getresponse: request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 1:
  refresh_callback: zone
  250.168.192.in-addr.arpa/IN/vi_local_resolver: serial: new
  2014072417, old 2014070617
  24-Jul-2014 14:48:42.483 general: debug 3:
  dns_request_destroy: request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 3: req_destroy:
  request 0x8037eaea8
  24-Jul-2014 14:48:42.483 general: debug 3:
  requestmgr_detach: 0x801f11170: eref 1 iref 0
  24-Jul-2014 14:48:42.483 general: debug 1: queue_xfrin:
  zone 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
  24-Jul-2014 14:48:42.484 general: info: zone
  250.168.192.in-addr.arpa/IN/vi_local_resolver: Transfer
  started.
  24-Jul-2014 14:48:42.484 

Re: DNS slave not synced after successfully zone transfer

2014-07-24 Thread John Miller
To check your cache, just run rndc dump.  It'll write a dump of the BIND
cache to your data directory (wherever you've got it configured).

John


On Thu, Jul 24, 2014 at 10:51 AM, Ricardo Esteves maverick...@gmail.com
wrote:

  Hi,

 It seems it's taking some time to sync after the transfer, because now it
 resolves ok with the new data.

 nslookup 192.168.250.101 192.168.2.251
 Server:192.168.2.251
 Address:192.168.2.251#53

 101.250.168.192.in-addr.arpaname = openerp-bold.vi.pt.


 nslookup 192.168.250.101 192.168.2.252
 Server:192.168.2.252
 Address:192.168.2.252#53

 101.250.168.192.in-addr.arpaname = openerp-bold.vi.pt.


 After the transfer i checked the new zone file and it was exactly the same
 as the master one.

 If i make a new change to the master how can i then check if
 101.250.168.192.in-addr.arpa PTR is cached?


 On 24-07-2014 15:35, John Miller wrote:

  On NS #2, if you run rndc freeze/rndc thaw, what does the actual zone
 file look like?  Also, what does your cache look like?  Is
 101.250.168.192.in-addr.arpa PTR cached?

  John


 On Thu, Jul 24, 2014 at 10:25 AM, Ricardo Esteves maverick...@gmail.com
 wrote:

  Hi,

 I've got two bind9 servers, one master (192.168.2.251) and one slave
 (192.168.2.252).

 I've configured zone transfers, and after a change of a zone on the
 master, the slave gets the notification, downloads successfully the new
 zone file, but still has the old information in memory:

 nslookup 192.168.250.101 *192.168.2.251*
 Server:192.168.2.251
 Address:192.168.2.251#53

 *101.250.168.192.in-addr.arpaname = openerp-bold.xpto.com
 http://openerp-bold.xpto.com.*

 nslookup 192.168.250.101 *192.168.2.252*
 Server:192.168.2.252
 Address:192.168.2.252#53

 *101.250.168.192.in-addr.arpaname = demoopenerp1.xpto.com
 http://demoopenerp1.xpto.com.*

 --

 Log on the slave:

 24-Jul-2014 14:48:42.481 notify: info: client 192.168.2.251#61865: view
 vi_local_resolver: received notify for zone '250.168.192.in-addr.arpa'
 24-Jul-2014 14:48:42.481 general: info: master 192.168.2.251#53 (source
 192.168.2.252#0) deleted from unreachable cache
 24-Jul-2014 14:48:42.482 general: debug 1: queue_soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 1: soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia
 24-Jul-2014 14:48:42.482 general: debug 3: request_render
 24-Jul-2014 14:48:42.482 general: debug 3: requestmgr_attach:
 0x801f11170: eref 1 iref 1
 24-Jul-2014 14:48:42.482 general: debug 3: mgr_gethash
 24-Jul-2014 14:48:42.482 general: debug 3: req_send: request 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia: request
 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: req_senddone: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_response: request
 0x8037eaea8: success
 24-Jul-2014 14:48:42.483 general: debug 3: req_cancel: request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_sendevent: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_getresponse:
 request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: serial: new 2014072417, old
 2014070617
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_destroy: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_destroy: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: requestmgr_detach:
 0x801f11170: eref 1 iref 0
 24-Jul-2014 14:48:42.483 general: debug 1: queue_xfrin: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.484 general: info: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: Transfer started.
 24-Jul-2014 14:48:42.484 general: debug 1: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: requesting IXFR from
 192.168.2.251#53
 24-Jul-2014 14:48:42.484 xfer-in: info: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53:
 connected using 192.168.2.252#51302
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53:
 requesting IXFR for serial 2014070617
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: sent
 request length prefix
 24-Jul-2014 14:48:42.484 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: sent
 request data
 24-Jul-2014 14:48:42.486 xfer-in: debug 3: transfer of
 '250.168.192.in-addr.arpa/IN/vi_local_resolver' from 192.168.2.251#53: got
 nonincremental response
 24-Jul-2014 14:48:42.486 general: debug 1: 

Re: DNS slave not synced after successfully zone transfer

2014-07-24 Thread John Miller
+1.

Both Windows and Mac cache DNS records, so if you had the old one cached
prior to making the change, you'd either have to flush your local cache or
wait for the record's TTL to expire.

On Linux, at least, nslookup is a deprecated tool: dig is better in many
ways.  In Windows, obviously, nslookup is all you've got by default :-(

John



On Thu, Jul 24, 2014 at 4:44 PM, Leonard Mills l...@yahoo.com wrote:

 You may be seeing additional buffering from nslookup.
 If you are using nslookup on a Windows platform,
 I'm 99.44% confident that you are observing M$ client-side
 buffering.  DiG (or even host) are much better than nslookup
 for diagnostic purposes.

 hth


   On Thursday, July 24, 2014 8:00 AM, John Miller johnm...@brandeis.edu
 wrote:


 To check your cache, just run rndc dump.  It'll write a dump of the BIND
 cache to your data directory (wherever you've got it configured).

 John


 On Thu, Jul 24, 2014 at 10:51 AM, Ricardo Esteves maverick...@gmail.com
 wrote:

  Hi,

 It seems it's taking some time to sync after the transfer, because now it
 resolves ok with the new data.

 nslookup 192.168.250.101 192.168.2.251
 Server:192.168.2.251
 Address:192.168.2.251#53

 101.250.168.192.in-addr.arpaname = openerp-bold.vi.pt.


 nslookup 192.168.250.101 192.168.2.252
 Server:192.168.2.252
 Address:192.168.2.252#53

 101.250.168.192.in-addr.arpaname = openerp-bold.vi.pt.


 After the transfer i checked the new zone file and it was exactly the same
 as the master one.

 If i make a new change to the master how can i then check if
 101.250.168.192.in-addr.arpa PTR is cached?


 On 24-07-2014 15:35, John Miller wrote:

  On NS #2, if you run rndc freeze/rndc thaw, what does the actual zone
 file look like?  Also, what does your cache look like?  Is
 101.250.168.192.in-addr.arpa PTR cached?

  John


 On Thu, Jul 24, 2014 at 10:25 AM, Ricardo Esteves maverick...@gmail.com
 wrote:

  Hi,

 I've got two bind9 servers, one master (192.168.2.251) and one slave
 (192.168.2.252).

 I've configured zone transfers, and after a change of a zone on the
 master, the slave gets the notification, downloads successfully the new
 zone file, but still has the old information in memory:

 nslookup 192.168.250.101 *192.168.2.251*
 Server:192.168.2.251
 Address:192.168.2.251#53

 *101.250.168.192.in-addr.arpaname = openerp-bold.xpto.com
 http://openerp-bold.xpto.com/.*

 nslookup 192.168.250.101 *192.168.2.252*
 Server:192.168.2.252
 Address:192.168.2.252#53

 *101.250.168.192.in-addr.arpaname = demoopenerp1.xpto.com
 http://demoopenerp1.xpto.com/.*

 --

 Log on the slave:

 24-Jul-2014 14:48:42.481 notify: info: client 192.168.2.251#61865: view
 vi_local_resolver: received notify for zone '250.168.192.in-addr.arpa'
 24-Jul-2014 14:48:42.481 general: info: master 192.168.2.251#53 (source
 192.168.2.252#0) deleted from unreachable cache
 24-Jul-2014 14:48:42.482 general: debug 1: queue_soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 1: soa_query: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia
 24-Jul-2014 14:48:42.482 general: debug 3: request_render
 24-Jul-2014 14:48:42.482 general: debug 3: requestmgr_attach: 0x801f11170:
 eref 1 iref 1
 24-Jul-2014 14:48:42.482 general: debug 3: mgr_gethash
 24-Jul-2014 14:48:42.482 general: debug 3: req_send: request 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: dns_request_createvia: request
 0x8037eaea8
 24-Jul-2014 14:48:42.482 general: debug 3: req_senddone: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_response: request
 0x8037eaea8: success
 24-Jul-2014 14:48:42.483 general: debug 3: req_cancel: request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_sendevent: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_getresponse:
 request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 1: refresh_callback: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: serial: new 2014072417, old
 2014070617
 24-Jul-2014 14:48:42.483 general: debug 3: dns_request_destroy: request
 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: req_destroy: request 0x8037eaea8
 24-Jul-2014 14:48:42.483 general: debug 3: requestmgr_detach: 0x801f11170:
 eref 1 iref 0
 24-Jul-2014 14:48:42.483 general: debug 1: queue_xfrin: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: enter
 24-Jul-2014 14:48:42.484 general: info: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: Transfer started.
 24-Jul-2014 14:48:42.484 general: debug 1: zone
 250.168.192.in-addr.arpa/IN/vi_local_resolver: requesting IXFR from
 192.168.2.251#53
 24-Jul-2014 14:48:42.484 xfer-in: info: transfer of
 

Re: DNS slave not synced after successfully zone transfer

2014-07-24 Thread Carsten Strotmann
John Miller johnm...@brandeis.edu writes:

 On Linux, at least, nslookup is a deprecated tool: dig is better in
 many ways.  In Windows, obviously, nslookup is all you#39;ve got by
 default :-(John

in the latest Windows releases (8.1, 2012R2 Server), nslookup has been
replaced by PowerShell Resolve-DnsName  
http://technet.microsoft.com/en-us/library/jj590781.aspx 

So even Windows Admins need to plan for a future without nslookup 
(which is a good thing, believe me).

An there is dig for Windows as part of the BIND 9 for Windows
package from ISC -- ftp://ftp.isc.org/isc/bi…-P2/BIND9.10.0-P2.x64.zip

-- 
Carsten Strotmann
Email: c...@strotmann.de
Blog: dnsworkshop.org
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