被广泛使用的域名服务(DNS)软件

				// This is a configuration file for named (from BIND 8.1 or later).				// It would normally be installed as /etc/named.conf.								options {				//	directory "/var/named";					check-names master warn;		/* default. */					datasize 20M;					deallocate-on-exit yes;					listen-on { 10.0.0.53; };				};								zone "localhost" IN {					type master;					file "localhost.zone";					check-names fail;					allow-update { none; };					allow-transfer { any; };				};								zone "0.0.127.in-addr.arpa" IN {					type master;					file "127.0.0.zone";					check-names fail;					allow-update { none; };					allow-transfer { any; };				};								zone "." IN {					type hint;					file "root.hint";				};								logging {				        channel xfer-log {				                file "/var/tmp/bind-xfer.log" versions unlimited size 10m;				                print-category yes;				                print-severity yes;				                print-time yes;				                severity info;				        };				        category xfer-in { xfer-log; };				        category xfer-out { xfer-log; };				        category notify { xfer-log; };				        category load { xfer-log; };				};