NAMED and multiple addresses on the same interface

[Mathias Koerber]

On Mon, 21 Feb 2000, Nicholas Berry wrote:

| Date: Mon, 21 Feb 2000 19:16:35 -0800
| From: Nicholas Berry <nberry at corp.jps.net>
| To: Bind Mailing List <bind-users at isc.org>
| Subject: NAMED and multiple addresses on the same interface
| 
| I have two IP addresses on exp0 under BSDI 4.1 that I want both to "listen"
| for dns queries with BIND 8.2.2p5.  I was under the impression that named
| would automatically starting "listen"ing on those addresses when named was
| started unless there was a listen-on { } directive in the /etc/named.conf.
| I have checked the output of syslogd, and it shows that the IP address is
| being used, but when I specify nslookup to resolve with the second IP
| address (216.119.0.192), it responds:
| 
| *** Can't find server name for address 216.119.0.192: Non-existent
| host/domain
| *** Default servers are not available
| 
| I have nmapped the IP 216.119.0.192, and sure enough port 53 is open.  To
| make sure that it was using that IP address, I added the listen-on
| directive, but it still does not respond to DNS queries.
| 
| What am I doing wrong?

1. using nslookup for such queries. It does funny additional things (to
find out the name of the server it is to query etc) and can die on that(!)
instead your actual query.

Solution: use dig(1).

| 
| 
| -=- Nicholas Berry
| -=- nberry at corp.jps.net
| -=- Cisco Engineer
| -=- Network Operations
| -=- JPSNet, a OneMain.com company
| 
| 
| 
| 

Mathias Koerber	  | Tel: +65 / 471 9820    |   mathias at staff.singnet.com.sg
SingNet NOC	  | Fax: +65 / 475 3273    |            mathias at koerber.org
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