- The option is now always disabled.
% The default value has changed since BIND 8.
& The option has been extended since BIND 8.
@ Semantics of certain pathological address match lists, in
particular those involving double negation, have changed.
The new semantics are generally safer. IPv6 addresses
are supported, but the predefined ACLs "localhost" and
"localnets" match IPv4 addresses only.
# BIND 9 accepts both LF and CRLF as end-of-line markers.
[ version version_string; ] Yes
[ directory path_name; ] Yes
[ named-xfer path_name; ] Obsolete
[ dump-file path_name; ] No
[ memstatistics-file path_name; ] No
[ pid-file path_name; ] Yes
[ statistics-file path_name; ] No
[ auth-nxdomain yes_or_no; ] Yes%
[ deallocate-on-exit yes_or_no; ] Obsolete+
[ dialup yes_or_no; ] Yes
[ fake-iquery yes_or_no; ] Obsolete-
[ fetch-glue yes_or_no; ] Obsolete
[ has-old-clients yes_or_no; ] Obsolete
[ host-statistics yes_or_no; ] No
[ multiple-cnames yes_or_no; ] Obsolete-
[ notify yes_or_no | explicit; ] Yes&
[ recursion yes_or_no; ] Yes
[ rfc2308-type1 yes_or_no; ] No
[ use-id-pool yes_or_no; ] Obsolete+
[ treat-cr-as-space yes_or_no; ] Obsolete#
[ also-notify { ip_addr; [ ip_addr; ... ] }; ] Yes
[ forward ( only | first ); ] Yes
[ forwarders { [ in_addr ; [ in_addr ; ... ] ] }; ] Yes
[ allow-query { address_match_list }; ] Yes@
[ allow-transfer { address_match_list }; ] Yes@
[ allow-recursion { address_match_list }; ] Yes@
[ blackhole { address_match_list }; ] Yes
[ listen-on [ port ip_port ] { address_match_list }; ] Yes@
[ listen-on-v6 [ port ip_port ] { address_match_list }; ] Yes*
[ query-source-v6 ... ] Yes*
[ max-transfer-time-in number; ] Yes
[ max-transfer-idle-in number; ] Yes*
[ max-transfer-time-out number; ] Yes*
[ max-transfer-idle-out number; ] Yes*
[ max-cache-ttl number; ] Yes*
[ max-ncache-ttl number; ] Yes
[ max-cache-size size_spec; ] No*
[ min-roots number; ] Obsolete
[ serial-queries number; ] Obsolete
[ transfer-format ( one-answer | many-answers ); ] Yes
[ transfers-in number; ] Yes
[ transfers-out number; ] Yes
[ transfers-per-ns number; ] Yes
[ transfer-source ip_addr; ] Yes
[ transfer-source-v6 ip_addr; ] Yes*
[ request-ixfr yes_or_no; ] Yes*
[ provide-ixfr yes_or_no; ] Yes*
[ maintain-ixfr-base yes_or_no; ] Obsolete
[ max-ixfr-log-size number; ] Obsolete
[ coresize size_spec ; ] No
[ datasize size_spec ; ] No
[ stacksize size_spec ; ] No
[ cleaning-interval number; ] Yes
[ heartbeat-interval number; ] Yes
[ interface-interval number; ] Yes
[ statistics-interval number; ] No
[ topology { address_match_list }; ] No
[ sortlist { address_match_list }; ] No
[ rrset-order { order_spec ; [ order_spec ; ... ] }; ] No
[ recursive-clients number; ] Yes*
[ tcp-clients number; ] Yes*
[ sig-validity-interval number; ] Yes*
[ request-ixfr yes_or_no; ] Yes*
[ provide-ixfr yes_or_no; ] Yes*
[ support-ixfr yes_or_no; ] Obsolete
[ transfers number; ] Yes
[ transfer-format ( one-answer | many-answers ); ] Yes
[ keys { key_id [key_id ... ] }; ] Yes
zone "domain_name" [ ( in | hs | hesiod | chaos ) ] {
[ forward ( only | first ); ] Yes
[ forwarders { [ ip_addr ; [ ip_addr ; ... ] ] }; ] Yes
[ check-names ( warn | fail | ignore ); ] No
[ allow-update { address_match_list }; ] Yes@
[ update-policy ... ] Yes*
[ allow-query { address_match_list }; ] Yes@
[ allow-transfer { address_match_list }; ] Yes@
[ max-transfer-time-out number; ] Yes*
[ max-transfer-idle-out number; ] Yes*
[ notify yes_or_no | explicit; ] Yes&
[ also-notify { ip_addr; [ ip_addr; ... ] }; ] Yes
[ ixfr-base path_name; ] Obsolete
[ pubkey number number number string; ] No
[ sig-validity-interval number; ] Yes*
[ database string ; [string; ... ] ] Yes*
zone "domain_name" [ ( in | hs | hesiod | chaos ) ] {
[ ixfr-base path_name; ] Obsolete
masters [ port ip_port ] { ip_addr; [ ip_addr; ... ] }; Yes
[ forward ( only | first ); ] Yes
[ forwarders { [ ip_addr ; [ ip_addr ; ... ] ] }; ] Yes
[ check-names ( warn | fail | ignore ); ] No
[ allow-update { address_match_list }; ] Obsolete
[ allow-update-forwarding { address_match_list }; ] No*
[ allow-query { address_match_list }; ] Yes@
[ allow-transfer { address_match_list }; ] Yes@
[ transfer-source ip_addr; ] Yes
[ transfer-source-v6 ip_addr; ] Yes*
[ max-transfer-time-in number; ] Yes
[ max-transfer-idle-in number; ] Yes*
[ max-transfer-time-out number; ] Yes*
[ max-transfer-idle-out number; ] Yes*
[ notify yes_or_no | explicit; ] Yes&
[ also-notify { ip_addr; [ ip_addr; ... ] }; ] Yes
[ pubkey number number number string; ] No
zone "domain_name" [ ( in | hs | hesiod | chaos ) ] {
masters [ port ip_port ] { ip_addr; [ ip_addr; ... ] }; Yes
[ forward ( only | first ); ] Yes
[ forwarders { [ ip_addr ; [ ip_addr ; ... ] ] }; ] Yes
[ check-names ( warn | fail | ignore ); ] No
[ allow-update { address_match_list }; ] Obsolete
[ allow-update-forwarding { address_match_list }; ] Yes*
[ allow-query { address_match_list }; ] Yes@
[ allow-transfer { address_match_list }; ] Yes@
[ transfer-source ip_addr; ] Yes
[ transfer-source-v6 ip_addr; ] Yes*
[ dialup yes_or_no; ] Yes
[ max-transfer-time-in number; ] Yes
[ max-transfer-idle-in number; ] Yes*
[ max-transfer-time-out number; ] Yes*
[ max-transfer-idle-out number; ] Yes*
[ pubkey number number number string; ] No
zone "domain_name" [ ( in | hs | hesiod | chaos ) ] {
[ forward ( only | first ); ] Yes
[ forwarders { [ ip_addr ; [ ip_addr ; ... ] ] }; ] Yes
zone "." [ ( in | hs | hesiod | chaos ) ] {
[ check-names ( warn | fail | ignore ); ] No
view "view_name" [ ( in | hs | hesiod | chaos ) ] { Yes*
match-clients { address_match_list }; Yes*
[ auth-nxdomain yes_or_no; ] Yes
[ fetch-glue yes_or_no; ] Obsolete
[ notify yes_or_no | explicit; ] Yes&
[ recursion yes_or_no; ] Yes
[ rfc2308-type1 yes_or_no; ] No
[ also-notify { ip_addr; [ ip_addr; ... ] }; ] Yes
[ forward ( only | first ); ] Yes
[ forwarders { [ in_addr ; [ in_addr ; ... ] ] }; ] Yes
[ allow-query { address_match_list }; ] Yes
[ allow-transfer { address_match_list }; ] Yes
[ allow-recursion { address_match_list }; ] Yes
[ query-source-v6 ... ] Yes
[ max-transfer-time-out number; ] Yes*
[ max-transfer-idle-out number; ] Yes*
[ max-cache-ttl number; ] Yes*
[ max-ncache-ttl number; ] Yes
[ max-cache-size size_spec; ] No*
[ min-roots number; ] Obsolete
[ transfer-format ( one-answer | many-answers ); ] Yes
[ transfer-source ip_addr; ] Yes
[ transfer-source-v6 ip_addr; ] Yes*
[ request-ixfr yes_or_no; ] Yes*
[ provide-ixfr yes_or_no;] Yes*
[ cleaning-interval number; ] Yes
[ topology { address_match_list }; ] No
[ sortlist { address_match_list }; ] No
[ rrset-order { order_spec ; [ order_spec ; ... ] }; ] No
[ sig-validity-interval number; ] Yes*