; ; BIND reverse data file for a small institute's public VPN. ; $TTL 604800 @ IN SOA small.private. root.small.private. ( 1 ; Serial 604800 ; Refresh 86400 ; Retry 2419200 ; Expire 604800 ) ; Negative Cache TTL ; @ IN NS core.small.private. $TTL 7200 1 IN PTR front-p.small.private. 2 IN PTR core-p.small.private.