The named.local File

The named.local file specifies the address for the local loopback interface, or localhost, with the network address 127.0.0.1. The name of this file is specified in the boot file. Like other files, you can give it a name other than the name used in this manual.

Setting Up the named.local File

The named.local file sets up the local loopback interface for your name server.

Example 5–18 Sample named.localFile

; SOA rec
0.0.127.in-addr.arpa. IN SOA sirius.doc.com sysop.centauri.doc.com (
                          1997071401       ;  serial number (YYYYMMDD##)            
                           10800           ;  refresh every 3 hours
                           10800           ;  retry every 3 hours
                           604800          ;  expire after a week
                           86400 )         ;  TTL of 1 day
; Name Servers
0.0.127.in-addr.arpa.      IN  NS     sirius.doc.com
1                          IN  PTR  localhost.
 

A named.local file contains these elements:

• A Start of Authority (SOA) record, which indicates the start of a zone and includes the name of the host on which the named.local data file reside.

• One or more Name Server (NS) records identifying master and slave DNS name servers. Server and domain names should be fully qualified.

• A PTR record for localhost