BIND 8.1.2 Release Notes

New and Changed Features
New Features
Chapter 110
message. The many-answers format is more efficient when compared to
the one-answer format, but many-answers supports only new slave
servers such as BIND 9.2, BIND 8.x and patched versions of BIND 4.9.x.
The default format is many-answers. A server statement overrides the
transfer-format for a server. See “The server Statement” on page 25
for more information.
New Configuration Syntax in /etc/named.conf
The new BIND 8.1.2 configuration file /etc/named.conf allows you to
specify a number of different featuresusing different statements. Each of
these statements end with a semicolon. Many statements contain a block
of substatements, which also end with a semicolon.
NOTE You can insert comment in the configuration file by preceding the entries
with a # (hash).
The statements specified in the /etc/named.conf file are explained as
follows:
The acl Statement
The acl (Access Control lists) statement assigns a symbolic name to an
address match list. This statement is typically used in a zone statement.
The acl statement is of the following format:
acl name { address_match_list };
Note that, before using the address match list, you must define it with
the acl statement because forward references are not allowed.
The following ACLs are predefined:
• any
Allows all hosts.
• none
Denies all hosts.
• localhostAllows the IP addresses of all interfaces on the system.
• localnets