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25 .\" $FreeBSD: src/share/man/man5/rc.conf.5,v 1.197 2003/07/28 13:56:00 mbr Exp $
32 .Nd system configuration information
36 contains descriptive information about the local host name, configuration
37 details for any potential network interfaces and which services should be
38 started up at system initial boot time.
39 In new installations, the
41 file is generally initialized by the installer.
45 is not to run commands or perform system startup actions directly.
46 Instead, it is included by the various generic startup scripts in
48 which conditionalize their
49 internal actions according to the settings found there.
52 .Pa /etc/defaults/rc.conf
53 file specifies the default settings for all the available options,
56 file specifies override settings.
57 Options need only be specified in
59 when the system administrator wishes to override the defaults.
61 .Pa /etc/rc.conf.local
62 is used to override settings in
64 for historical reasons.
66 .Pa /etc/rc.conf.local
67 you can also place smaller configuration files for each
71 directory, which will be included by the
74 For jail configurations you could use the file
75 .Pa /etc/rc.conf.d/jail
76 to store jail specific configuration options.
81 The following list provides a name and short description for each
82 variable that can be set in the
99 These values are case insensitive.
102 postfix in the name of a variable for starting a service can be
105 .Bl -tag -width indent-two
110 enable output of debug messages from rc scripts.
111 This variable can be helpful in diagnosing mistakes when
112 editing or integrating new scripts.
113 Beware that this produces copious output to the terminal and
119 disable informational messages from the rc scripts.
120 Informational messages are displayed when
121 a condition that is not serious enough to warrant a warning or an error occurs.
126 no swapfile is installed, otherwise the value is used as the full
127 pathname to a file to use for additional swap space.
130 driver is needed for a swapfile and will be loaded if it is not
131 already compiled into the kernel or loaded via
137 enable support for Automatic Power Management with the
144 to handle APM event from userland.
145 This also enables support for APM.
152 these are the flags to pass to the
158 to monitor the status of batteries present in the system.
159 This also enables support for APM.
166 these are the flags to pass to the
173 to handle device added, removed or unknown events from the kernel.
180 these are the flags to pass to the
192 a CPU speed control daemon.
193 .It Va sensorsd_enable
202 a sensors monitoring and logging daemon.
203 .It Va sensorsd_flags
206 Additional flags passed to the
209 .It Va sysvipcd_enable
218 a sensors monitoring and logging daemon.
219 .It Va sysvipcd_flags
222 Additional flags passed to the
225 .It Va hotplugd_enable
234 a devices hot plugging monitoring daemon.
235 .It Va hotplugd_flags
238 Additional flags passed to the
241 .It Va pccard_ifconfig
243 List of arguments to be passed to
245 at boot time or on insertion of the card (e.g.\&
246 .Dq Cm inet Li 192.168.1.1 Cm netmask Li 255.255.255.0
247 for a fixed address or
250 .It Va pccard_ether_delay
252 Set the delay before starting
255 .Pa /etc/pccard_ether
257 This defaults to 5 seconds to work around a bug in the
259 driver which can lead to system hangs when using some newer
262 .It Va removable_interfaces
264 List of removable network interfaces to be supported by
265 .Pa /etc/pccard_ether .
268 List of directories to search for startup script files.
269 .It Va script_name_sep
271 The field separator to use for breaking down the list of startup script files
272 into individual filenames.
273 The default is a space.
274 It is not necessary to change this unless there are startup scripts with names
276 .It Va hostapd_enable
285 The fully qualified domain name (FQDN) of this host on the network.
286 This should almost certainly be set to something meaningful, even if
287 there is no network connection.
290 is used to set the hostname via DHCP,
291 this variable should be set to an empty string.
294 Enable support for IPv6 networking.
295 Note that this requires that the kernel have been compiled with
296 .Cd "options INET6" .
299 The NIS domain name of this host, or
302 .It Va dhclient_program
304 Path to the DHCP client program
306 .Pa /sbin/dhclient ) .
307 .It Va dhclient_flags
309 Additional flags to pass to the DHCP client program.
317 If the kernel was not built with
321 kernel module will be loaded.
323 .Va firewall_enable .
328 ruleset definition file.
339 these are the flags to pass to
341 when loading the ruleset.
348 which logs packets from
356 this specifies the path of the log file.
367 these are the flags to pass to
369 .It Va firewall_enable
373 to load firewall rules at startup.
374 If the kernel was not built with
375 .Cd "options IPFIREWALL" ,
378 kernel module will be loaded.
381 .It Va ipv6_firewall_enable
383 The IPv6 equivalent of
384 .Va firewall_enable .
387 to load IPv6 firewall rules at startup.
388 If the kernel was not built with
389 .Cd "options IPV6FIREWALL" ,
392 kernel module will be loaded.
393 .It Va firewall_script
395 The full path to the firewall script to run
397 .Pa /etc/rc.firewall ) .
398 .It Va ipv6_firewall_script
400 The IPv6 equivalent of
401 .Va firewall_script .
404 Names the firewall type from the selection in
405 .Pa /etc/rc.firewall ,
406 or the file which contains the local firewall ruleset.
407 Valid selections from
411 .Bl -tag -width ".Li simple" -compact
413 unrestricted IP access
415 all IP services disabled, except via
418 basic protection for a workstation on a LAN
424 If a filename is specified, the full path must be given.
425 .It Va firewall_trusted_nets
427 List of trusted networks (if
431 .It Va firewall_trusted_interfaces
433 List of trusted network interfaces (if
437 .It Va firewall_allowed_icmp_types
439 List of allowed ICMP types (if
443 .It Va firewall_open_tcp_ports
445 List of TCP ports to open (if
449 .It Va firewall_open_udp_ports
451 List of UDP ports to open (if
455 .It Va ipv6_firewall_type
457 The IPv6 equivalent of
459 .It Va firewall_quiet
463 to disable the display of firewall rules on the console during boot.
464 .It Va ipv6_firewall_quiet
466 The IPv6 equivalent of
468 .It Va firewall_logging
472 to enable firewall event logging.
473 This is equivalent to the
474 .Dv IPFIREWALL_VERBOSE
476 .It Va ipv6_firewall_logging
478 The IPv6 equivalent of
479 .Va firewall_logging .
480 .It Va firewall_flags
486 specifies a filename.
487 .It Va ipv6_firewall_flags
489 The IPv6 equivalent of
506 sockets must be enabled in the kernel.
507 .It Va natd_interface
509 This is the name of the public interface on which
512 The interface may be given as an interface name or as an IP address.
517 flags should be placed here.
522 flag is automatically added with the above
525 .It Va tcp_extensions
532 disables certain TCP options as described by
538 might help remedy such problems with connections as randomly hanging
539 or other weird behavior.
540 Some network devices are known to be broken with respect to these options.
547 .Va net.inet.tcp.log_in_vain
549 .Va net.inet.udp.log_in_vain ,
554 are set to the given value.
562 will disable probing idle TCP connections to verify that the
563 peer is still up and reachable.
564 .It Va tcp_drop_synfin
571 will cause the kernel to ignore TCP frames that have both
572 the SYN and FIN flags set.
573 This prevents OS fingerprinting, but may break some legitimate applications.
574 This option is only available if the kernel was built with the
577 .It Va icmp_drop_redirect
584 will cause the kernel to ignore ICMP REDIRECT packets.
587 for more information.
588 .It Va icmp_log_redirect
595 will cause the kernel to log ICMP REDIRECT packets.
597 the log messages are not rate-limited, so this option should only be used
598 for troubleshooting networks.
601 for more information.
602 .It Va icmp_bmcastecho
606 to respond to broadcast or multicast ICMP ping packets.
609 for more information.
610 .It Va ip_portrange_first
614 this is the first port in the default portrange.
617 for more information.
618 .It Va ip_portrange_last
622 this is the last port in the default portrange.
625 for more information.
627 .It Va ifconfig_ Ns Aq Ar interface
631 Typically includes IP address.
632 Assuming that the interface in question was
634 it might look something like this:
636 ifconfig_ed0="inet 10.0.0.1 netmask 0xffff0000"
640 .Pa /etc/start_if. Ns Aq Ar interface
641 file is present, it is read and executed by the
643 interpreter before configuring the interface as specified in the
644 .Va ifconfig_ Ns Aq Ar interface
646 .Va ifconfig_ Ns Ao Ar interface Ac Ns Va _alias Ns Aq Ar n
649 It is possible to bring up an interface with DHCP by adding
652 .Va ifconfig_ Ns Aq Ar interface
654 For instance, to initialize the
656 device via DHCP, it is possible to use something like:
662 .Va wlans_ Ns Aq Ar interface
666 interface will be created for each item in the list with the
670 Further wlan cloning arguments may be passed to the
673 command by setting the
674 .Va create_args_ Ns Aq Ar interface
678 devices must be created for each wireless devices as of
684 may be specified with an
685 .Va wlandebug_ Ns Aq Ar interface
687 The contents of this variable will be passed directly to
690 Also, if your interface needs WPA authentication, it is possible to add
693 .Va ifconfig_ Ns Aq Ar interface
696 .Xr wpa_supplicant 8 .
698 .Xr wpa_supplicant.conf 5
699 for configuring authentication information.
703 options in this variable, in addition to the
704 .Pa /etc/start_if. Ns Aq Ar interface
706 For instance, to initialize the
708 device via DHCP, using WPA authentication and 802.11b mode, it is
709 possible to use something like:
712 ifconfig_wlan0="up DHCP WPA mode 11b"
714 .It Va ifconfig_ Ns Ao Ar interface Ac Ns Va _alias Ns Aq Ar n
716 Configuration to establish an additional network address for
718 Assuming that the interface in question was
720 it might look something like this:
722 ifconfig_ed0_alias0="inet 127.0.0.253 netmask 0xffffffff"
723 ifconfig_ed0_alias1="inet 127.0.0.254 netmask 0xffffffff"
728 .Va ifconfig_ Ns Ao Ar interface Ac Ns Va _alias Ns Aq Ar n
729 entry that is found, its contents are passed to
731 Execution stops at the first unsuccessful access, so if
732 something like this is present:
734 ifconfig_ed0_alias0="inet 127.0.0.251 netmask 0xffffffff"
735 ifconfig_ed0_alias1="inet 127.0.0.252 netmask 0xffffffff"
736 ifconfig_ed0_alias2="inet 127.0.0.253 netmask 0xffffffff"
737 ifconfig_ed0_alias4="inet 127.0.0.254 netmask 0xffffffff"
740 Then note that alias4 would
742 be added since the search would stop with the missing alias3 entry.
743 .It Va ifconfig_ Ns Ao Ar interface Ac Ns Va _name
747 It is possible to rename interface by doing:
749 ifconfig_ed0_name="net0"
750 ifconfig_net0="inet 10.0.0.1 netmask 0xffff0000"
752 .It Va network_interfaces
754 The list of network interfaces to configure on this host,
757 to configure all network interfaces
760 For example, if the only network devices to be configured are the loopback device
764 driver, this could be set to
767 .Va ifconfig_ Ns Aq Ar interface
768 variable is assumed to exist for each value of
770 .It Va ipv6_network_interfaces
772 This is the IPv6 equivalent of
773 .Va network_interfaces .
774 Instead of setting the ifconfig variables as
775 .Va ifconfig_ Ns Aq Ar interface
776 they should be set as
777 .Va ipv6_ifconfig_ Ns Aq Ar interface .
778 Aliases should be set as
779 .Va ipv6_ifconfig_ Ns Ao Ar interface Ac Ns Va _alias Ns Aq Ar n .
780 Interfaces that do not have a
781 .Va ipv6_ifconfig_ Ns Aq Ar interface
782 setting will be auto configured by
785 .Va ipv6_gateway_enable
788 Note that the IPv6 networking code does not support the
789 .Pa /etc/start_if. Ns Aq Ar interface
791 .It Va ipv6_prefix_ Ns Aq Ar interface
795 prefixlen 64 is used.
796 .It Va ipv6_default_interface
800 this is the default output interface for scoped addresses.
801 Now this works only for IPv6 link local multicast addresses.
802 .It Va cloned_interfaces
804 Set to the list of clonable network interfaces to create on this host.
806 .Va cloned_interfaces
807 are automatically appended to
808 .Va network_interfaces
810 .It Va gif_interfaces
814 tunnel interfaces to configure on this host.
816 .Va gifconfig_ Ns Aq Ar interface
817 variable is assumed to exist for each value of
819 The value of this variable is used to configure the link layer of the
820 tunnel according to the syntax of the
824 Additionally, this option ensures that each listed interface is created via the
828 before attempting to configure it.
829 .It Va sppp_interfaces
833 interfaces to configure on this host.
835 .Va spppconfig_ Ns Aq Ar interface
836 variable is assumed to exist for each value of
838 Each interface should also be configured by a general
839 .Va ifconfig_ Ns Aq Ar interface
843 for more information about available options.
853 Mode in which to run the
862 See the manual for a full description.
867 enables network address translation.
868 Used in conjunction with
870 allows hosts on private network addresses access to the Internet using
871 this host as a network address translating router.
874 The name of the profile to use from
875 .Pa /etc/ppp/ppp.conf .
878 The name of the user under which
887 This option is used to specify a list of files that will override
889 .Pa /etc/defaults/rc.conf .
890 The files will be read in the order in which they are specified and should
891 include the full path to the file.
892 By default, the files specified are
895 .Pa /etc/rc.conf.local
903 flag if the initial preen of the file systems fails.
906 List of file system types that are network-based.
907 This list should generally not be modified by end users.
909 .Va extra_netfs_types
911 .It Va extra_netfs_types
913 If set to something other than
915 (the default), this variable extends the list of file system types
916 for which automatic mounting at startup by
918 should be delayed until the network is initialized.
920 a whitespace-separated list of network file system descriptor pairs,
921 each consisting of a file system type as passed to
923 and a human-readable, one-word description, joined with a colon
925 Extending the default list in this way is only necessary
926 when third party file system types are used.
927 .It Va devfs_config_files
929 This option is used to specify a list of configuration files containing
931 rules that will be applied by
933 in the order in which they are specified and must include the full path
935 .It Va syslogd_enable
942 .It Va syslogd_program
947 .Pa /usr/sbin/syslogd ) .
954 these are the flags to pass to
968 .Pa /usr/sbin/inetd ) .
975 these are the flags to pass to
990 these are the flags to pass to it.
1004 these are the flags to pass to it.
1007 manpage for more information.
1008 .It Va amd_map_program
1010 If set, the specified program is run to get the list of
1015 maps are stored in NIS, one can set this to run
1027 will be updated at boot time to reflect the kernel release being run.
1031 will not be updated.
1032 .It Va nfs_client_enable
1036 setup NFS client parameters at boot time.
1037 .It Va nfs_access_cache
1040 .Va nfs_client_enable
1045 to disable NFS ACCESS RPC caching, or to the number of seconds for which
1046 NFS ACCESS results should be cached.
1047 A value of 2-10 seconds will substantially reduce network traffic for
1048 many NFS operations.
1049 The default is 5 seconds.
1050 Note that the attribute cache holds stat information only.
1051 The NFS data cache is independent of the attribute cache and is only
1052 invalidated when the client detects that the server has modified the
1054 This value specifies a maximum timeout.
1055 The NFS client will automatically use a shorter timeout for files which
1056 have been recently modified.
1057 .It Va nfs_neg_cache
1060 .Va nfs_client_enable
1065 to disable the caching of NEGATIVE LOOKUPS (lookups of non-existent
1066 filenames), or to the number of seconds for which negative lookups should
1068 A value of 2-10 seconds will substantially reduce network
1069 traffic for many NFS operations, especially source code builds.
1070 The default is 3 seconds.
1071 .It Va nfs_server_enable
1075 run the NFS server daemons at boot time.
1076 .It Va nfs_server_flags
1079 .Va nfs_server_enable
1082 these are the flags to pass to the
1085 .It Va mountd_enable
1090 .Va nfs_server_enable
1096 It is commonly needed to run CFS without real NFS used.
1103 these are the flags to pass to the
1106 .It Va weak_mountd_authentication
1110 allow services like PCNFSD to make non-privileged mount requests.
1111 .It Va nfs_reserved_port_only
1115 provide NFS services only on a secure port.
1116 .It Va nfs_bufpackets
1118 If set to a number, indicates the number of packets worth of
1119 socket buffer space to reserve on an NFS client.
1120 The kernel default is typically 4.
1121 Using a higher number may be useful on gigabit networks to improve performance.
1122 The minimum value is 2 and the maximum is 64.
1123 .It Va rpc_umntall_enable
1127 (default) and we are also an NFS client, run
1129 at boot time to clear out old mounts on remote servers.
1134 will not be run at boot time.
1135 .It Va rpc_lockd_enable
1139 and also an NFS server, run
1142 .It Va rpc_lockd_flags
1145 .Va rpc_lockd_enable
1148 these are the flags to pass to
1150 .It Va rpc_statd_enable
1154 and also an NFS server, run
1157 .It Va rpc_statd_flags
1160 .Va rpc_statd_enable
1163 these are the flags to pass to
1165 .It Va rpcbind_program
1167 Path to program for rpcbind daemon
1169 .Pa /usr/sbin/rpcbind ) .
1170 .It Va rpcbind_enable
1177 .It Va rpcbind_flags
1183 these are the flags to pass to
1184 .Va rpcbind_program .
1185 .It Va keyserv_enable
1191 daemon on boot for running Secure RPC.
1192 .It Va keyserv_flags
1198 these are the flags to pass to
1201 .It Va pppoed_enable
1207 daemon at boot time to provide PPP over Ethernet services.
1208 .It Va pppoed_provider
1211 listens to requests to this provider and ultimately runs
1215 argument of the same name.
1218 Additional flags to pass to
1220 .It Va pppoed_interface
1222 The network interface to run
1225 This is mandatory when
1235 service at boot time.
1236 This command is intended for networks of machines where a consistent
1238 for all hosts must be established.
1239 This is often useful in large NFS environments where time stamps on
1240 files are expected to be consistent network-wide.
1247 these are the flags to pass to the
1256 at system boot time.
1257 .It Va dntpd_program
1262 .Pa /usr/sbin/dntpd ) .
1269 these are the flags to pass to the
1272 .It Va btconfig_enable
1276 configure Bluetooth devices via
1278 at system boot time.
1279 .It Va btconfig_devices
1285 this is the list of Bluetooth devices to configure.
1287 .Va btconfig_devices
1288 is not specified, all devices known to the system will be configured.
1290 .Va btconfig_ Ns Aq Ar device
1291 variable can be set to specify parameters to be passed to
1293 .It Va btconfig_args
1299 this is the list of configuration parameters to pass to all Bluetooth
1305 run the Service Discovery Profile daemon
1307 at system boot time.
1314 these are the flags to pass to the
1317 .It Va bthcid_enable
1321 run the Bluetooth Link Key/PIN Code Manager daemon
1323 at system boot time.
1330 these are the flags to pass to the
1333 .It Va nis_client_enable
1339 service at system boot time.
1340 .It Va nis_client_flags
1343 .Va nis_client_enable
1346 these are the flags to pass to the
1349 .It Va nis_ypset_enable
1355 daemon at system boot time.
1356 .It Va nis_ypset_flags
1359 .Va nis_ypset_enable
1362 these are the flags to pass to the
1365 .It Va nis_server_enable
1371 daemon at system boot time.
1372 .It Va nis_server_flags
1375 .Va nis_server_enable
1378 these are the flags to pass to the
1381 .It Va nis_ypxfrd_enable
1387 daemon at system boot time.
1388 .It Va nis_ypxfrd_flags
1391 .Va nis_ypxfrd_enable
1394 these are the flags to pass to the
1397 .It Va nis_yppasswdd_enable
1403 daemon at system boot time.
1404 .It Va nis_yppasswdd_flags
1407 .Va nis_yppasswdd_enable
1410 these are the flags to pass to the
1413 .It Va rpc_ypupdated_enable
1419 daemon at system boot time.
1420 .It Va defaultrouter
1424 create a default route to this host name or IP address
1425 (use an IP address if this router is also required to get to the
1427 .It Va ipv6_defaultrouter
1429 The IPv6 equivalent of
1431 .It Va static_routes
1433 Set to the list of static routes that are to be added at system boot time.
1436 then for each whitespace separated
1439 .Va route_ Ns Aq Ar element
1440 variable is assumed to exist whose contents will later be passed to a
1443 .It Va change_routes
1445 Set to the list of static routes that are to be changed at system boot time
1446 (such as those added by the kernel).
1449 then for each whitespace separated
1452 .Va change_route_ Ns Aq Ar element
1453 variable is assumed to exist whose contents will later be passed to a
1454 .Dq Nm route Cm change
1456 .It Va ipv6_static_routes
1458 The IPv6 equivalent of
1462 then for each whitespace separated
1465 .Va ipv6_route_ Ns Aq Ar element
1466 variable is assumed to exist whose contents will later be passed to a
1467 .Dq Nm route Cm add Fl inet6
1469 .It Va gateway_enable
1473 configure host to act as an IP router, e.g. to forward packets
1475 .It Va ipv6_gateway_enable
1477 The IPv6 equivalent of
1478 .Va gateway_enable .
1479 .It Va router_enable
1483 run a routing daemon of some sort, based on the settings of
1487 .It Va ipv6_router_enable
1489 The IPv6 equivalent of
1493 run a routing daemon of some sort, based on the settings of
1494 .Va ipv6_router_program
1496 .Va ipv6_router_flags .
1497 .It Va router_program
1503 this is the name of the routing daemon to use
1505 .Pa /sbin/routed ) .
1506 .It Va ipv6_router_program
1508 The IPv6 equivalent of
1511 .Pa /sbin/route6d ) .
1518 these are the flags to pass to the routing daemon.
1519 .It Va ipv6_router_flags
1521 The IPv6 equivalent of
1523 .It Va mrouted_enable
1527 run the multicast routing daemon,
1529 .It Va mroute6d_enable
1531 The IPv6 equivalent of
1532 .Va mrouted_enable .
1535 run the IPv6 multicast routing daemon.
1536 Note that no IPv6 multicast routing daemon is included in the
1540 can be installed from the
1543 .It Va mrouted_flags
1549 these are the flags to pass to the
1552 .It Va mroute6d_flags
1554 The IPv6 equivalent of
1560 these are the flags passed to the IPv6 multicast routing daemon.
1561 .It Va mroute6d_program
1567 this is the path to the IPv6 multicast routing daemon.
1568 .It Va rtadvd_enable
1574 daemon at boot time.
1577 .Va ipv6_gateway_enable
1582 utility sends router advertisement packets to the interfaces specified in
1583 .Va rtadvd_interfaces .
1585 and should only be enabled with great care.
1586 You may want to fine-tune
1588 .It Va rtadvd_interfaces
1594 this is the list of interfaces to use.
1595 .It Va rtsold_enable
1601 daemon at boot time.
1604 daemon is used for automatic discovery of non-link local addresses.
1611 these are the flags to pass to the
1618 enable global proxy ARP.
1619 .It Va forward_sourceroute
1627 source-routed packets are forwarded.
1628 .It Va accept_sourceroute
1632 the system will accept source-routed packets directed at it.
1639 daemon at system boot time.
1646 these are the flags to pass to the
1649 .It Va bootparamd_enable
1655 daemon at system boot time.
1656 .It Va bootparamd_flags
1659 .Va bootparamd_enable
1662 these are the flags to pass to the
1665 .It Va stf_interface_ipv4addr
1669 this is the local IPv4 address for 6to4 (IPv6 over IPv4 tunneling interface).
1670 Specify this entry to enable the 6to4 interface.
1671 .It Va stf_interface_ipv4plen
1673 Prefix length for 6to4 IPv4 addresses, to limit peer address range.
1674 An effective value is 0-31.
1675 .It Va stf_interface_ipv6_ifid
1677 IPv6 interface ID for
1681 .It Va stf_interface_ipv6_slaid
1683 IPv6 Site Level Aggregator for
1685 .It Va ipv6_faith_prefix
1689 this is the faith prefix to enable a FAITH IPv6-to-IPv4 TCP translator.
1693 .It Va ipv6_ipv4mapping
1697 this enables IPv4 mapped IPv6 address communication (like
1698 .Li ::ffff:a.b.c.d ) .
1703 to enable the configuration of ATM interfaces at system boot time.
1704 For all of the ATM variables described below, please refer to the
1706 man page for further details on the available command parameters.
1707 Also refer to the files in
1708 .Pa /usr/share/examples/atm
1709 for more detailed configuration information.
1710 .It Va atm_netif_ Ns Aq Ar intf
1712 For the ATM physical interface
1714 this variable defines the name prefix and count for the ATM network
1715 interfaces to be created.
1716 The value will be passed as the parameters of an
1717 .Dq Nm atm Cm "set netif" Ar intf
1719 .It Va atm_sigmgr_ Ns Aq Ar intf
1721 For the ATM physical interface
1723 this variable defines the ATM signalling manager to be used.
1724 The value will be passed as the parameters of an
1725 .Dq Nm atm Cm attach Ar intf
1727 .It Va atm_prefix_ Ns Aq Ar intf
1729 For the ATM physical interface
1731 this variable defines the NSAP prefix for interfaces using a UNI signalling
1735 the prefix will automatically be set via the
1738 Otherwise, the value will be passed as the parameters of an
1739 .Dq Nm atm Cm "set prefix" Ar intf
1741 .It Va atm_macaddr_ Ns Aq Ar intf
1743 For the ATM physical interface
1745 this variable defines the MAC address for interfaces using a UNI signalling
1749 the hardware MAC address contained in the ATM interface card will be used.
1750 Otherwise, the value will be passed as the parameters of an
1751 .Dq Nm atm Cm "set mac" Ar intf
1753 .It Va atm_arpserver_ Ns Aq Ar netif
1755 For the ATM network interface
1757 this variable defines the ATM address for a host which is to provide ATMARP
1759 This variable is only applicable to interfaces using a UNI signalling manager.
1762 this host will become an ATMARP server.
1763 The value will be passed as the parameters of an
1764 .Dq Nm atm Cm "set arpserver" Ar netif
1766 .It Va atm_scsparp_ Ns Aq Ar netif
1770 SCSP/ATMARP service for the network interface
1772 will be initiated using the
1777 This variable is only applicable if
1778 .Va atm_arpserver_ Ns Aq Ar netif
1783 Set to the list of permanent ATM ARP entries to be added at system boot time.
1784 For each whitespace separated
1787 .Va atm_arp_ Ns Aq Ar element
1788 variable is assumed to exist.
1789 The value of each of these variables will be passed as the parameters of an
1790 .Dq Nm atm Cm "add arp"
1794 The keyboard bell sound.
1801 if the default behavior is desired.
1802 For details, refer to the
1809 no keymap is installed, otherwise the value is used to install
1811 .Pa /usr/share/syscons/keymaps/ Ns Ao Ar value Ac Ns Pa .kbd .
1814 The keyboard repeat speed.
1821 if the default behavior is desired.
1826 attempt to program the function keys with the value.
1827 The value should be a single string of the form:
1828 .Dq Ar funkey_number new_value Op Ar funkey_number new_value ... .
1831 Can be set to the value of
1834 .Dq Li destructive ,
1837 to set the cursor behavior explicitly or choose the default behavior.
1842 no screen map is installed, otherwise the value is used to install
1843 the screen map file in
1844 .Pa /usr/share/syscons/scrnmaps/ Ns Aq Ar value .
1849 the default 8x16 font value is used for screen size requests, otherwise
1851 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
1857 the default 8x14 font value is used for screen size requests, otherwise
1859 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
1865 the default 8x8 font value is used for screen size requests, otherwise
1867 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
1873 the default screen blanking interval is used, otherwise it is set to
1880 this is the actual screen saver to use
1881 .Li ( blank , snake , daemon ,
1883 .It Va moused_enable
1889 daemon is started for doing cut/paste selection on the console.
1892 This is the protocol type of the mouse connected to this host.
1893 This variable must be set if
1900 is able to detect the appropriate mouse type automatically in many cases.
1901 Set this variable to
1903 to let the daemon detect it, or
1904 select one from the following list if the automatic detection fails.
1906 If the mouse is attached to the PS/2 mouse port, choose
1910 regardless of the brand and model of the mouse.
1911 Likewise, if the mouse is attached to the bus mouse port, choose
1915 All other protocols are for serial mice and will not work with
1916 the PS/2 and bus mice.
1917 If this is a USB mouse,
1919 is the only protocol type which will work.
1921 .Bl -tag -width ".Li x10mouseremote" -compact
1923 Microsoft mouse (serial)
1925 Microsoft IntelliMouse (serial)
1927 Mouse systems Corp. mouse (serial)
1929 MM Series mouse (serial)
1931 Logitech mouse (serial)
1935 Logitech MouseMan and TrackMan (serial)
1937 ALPS GlidePoint (serial)
1938 .It Li thinkingmouse
1939 Kensington ThinkingMouse (serial)
1943 MM HitTablet (serial)
1944 .It Li x10mouseremote
1945 X10 MouseRemote (serial)
1947 Interlink VersaPad (serial)
1950 Even if the mouse is not in the above list, it may be compatible
1951 with one in the list.
1952 Refer to the man page for
1954 for compatibility information.
1956 It should also be noted that while this is enabled, any
1957 other client of the mouse (such as an X server) should access
1958 the mouse through the virtual mouse device,
1960 and configure it as a
1962 type mouse, since all
1963 mouse data is converted to this single canonical format when using
1965 If the client program does not support the
1970 It is the second preferred type.
1977 this is the actual port the mouse is on.
1980 for a COM1 serial mouse or
1982 for a PS/2 mouse, for example.
1987 is set, these are the additional flags to pass to the
1990 .It Va mousechar_start
1994 the default mouse cursor character range
1995 .Li 0xd0 Ns - Ns Li 0xd3
1996 is used, otherwise the range start is set to
2000 Use if the default range is occupied in the language code table.
2003 Set the size of the history (scrollback) buffer in lines.
2004 .It Va allscreens_flags
2008 is run with these options for each of the virtual terminals
2012 will enable the mouse pointer on all virtual terminals if
2016 .It Va allscreens_kbdflags
2020 is run with these options for each of the virtual terminals
2026 scrollback (history) buffer to 200 lines.
2033 daemon at system boot time.
2039 .Pa /usr/sbin/cron ) .
2046 these are the flags to pass to
2053 .Pa /usr/sbin/lpd ) .
2060 daemon at system boot time.
2067 these are the flags to pass to the
2076 daemon at system boot time.
2083 settings across reboots.
2084 .It Va mta_start_script
2086 The full path to the script to run to start
2087 a mail transfer agent.
2089 .Pa /etc/rc.sendmail .
2093 .Pa /etc/rc.sendmail
2094 uses are documented in the
2100 .Sq HAMMER ROOT with UFS /boot
2101 setup, the boot loader will not set up the
2104 The system will attempt to fix this on its own.
2105 Set this variable to
2107 to turn this behavior off.
2110 Indicates the device (usually a swap partition) to which a crash dump
2111 should be written in the event of a system crash.
2112 The value of this variable is passed as the argument to
2116 To disable crash dumps, set this variable to
2120 When the system reboots after a crash and a crash dump is found on the
2121 device specified by the
2125 will save that crash dump and a copy of the kernel to the directory
2129 The default value is
2138 .It Va savecore_flags
2140 If crash dumps are enabled, these are the flags to pass to the
2143 .It Va crashinfo_enable
2147 to turn on automatic crash dump summary generation using the utility
2149 .Va crashinfo_program
2151 .It Va crashinfo_program
2153 Program to run to generate a crash dump summary if the variable
2154 .Va crashinfo_enable
2157 The default value is
2158 .Pa /usr/sbin/crashinfo .
2159 .It Va enable_quotas
2163 to turn on user disk quotas on system startup via the
2170 to enable user disk quota checking via the
2173 .It Va accounting_enable
2177 to enable system accounting through the
2184 to enable Linux/ELF binary emulation at system initial boot time.
2185 .It Va sysvipc_enable
2189 load System V IPC primitives at boot time.
2190 .\" ----- cleanvar_enable setting--------------------------------
2191 .It Va cleanvar_enable
2199 .Pa /var/spool/uucp/.Temp/*
2201 .\" ----- clear_tmp_enable setting-------------------------------
2202 .It Va clear_tmp_enable
2209 .\" ----- ldconfig_paths setting --------------------------------
2210 .It Va ldconfig_paths
2212 Set to the list of shared library paths to use with
2216 will always be added first, so it need not appear in this list.
2217 .It Va ldconfig_insecure
2221 utility normally refuses to use directories
2222 which are writable by anyone except root.
2223 Set this variable to
2225 to disable that security check during system startup.
2226 .It Va ldconfig_local_dirs
2228 Set to the list of local
2231 The names of all files in the directories listed will be
2232 passed as arguments to
2234 .It Va kern_securelevel
2236 The kernel security level to set at startup.
2237 The allowed range of
2239 ranges from \-1 (the compile time default) to 3 (the most secure).
2242 for the list of possible security levels and their effect on system operation.
2249 at system boot time.
2256 at system boot time.
2259 Path to the SSH server program
2261 .Pa /usr/sbin/sshd ) .
2268 these are the flags to pass to the
2277 at system boot time.
2284 these are the flags to pass to the
2293 daemon at boot time.
2300 these are the flags passed to
2303 .It Va watchdogd_enable
2309 daemon at boot time.
2310 This requires that the kernel have been compiled with
2311 .Cd "options WATCHDOG" .
2316 any configured jails will not be started.
2319 A space separated list of names for jails.
2320 This is purely a configuration aid to help identify and
2321 configure multiple jails.
2322 The names specified in this list will be used to
2323 identify settings common to an instance of a jail.
2324 Assuming that the jail in question was named
2326 you would have the following dependent variables:
2328 jail_vjail_hostname="jail.example.com"
2329 jail_vjail_ip="192.168.1.100"
2330 jail_vjail_rootdir="/var/jails/vjail/root"
2335 When set, use as default value for
2336 .Va jail_ Ns Ao Ar jname Ac Ns Va _flags
2339 .It Va jail_interface
2342 When set, use as default value for
2343 .Va jail_ Ns Ao Ar jname Ac Ns Va _interface
2349 When set, use as default value for
2350 .Va jail_ Ns Ao Ar jname Ac Ns Va _fstab
2353 .It Va jail_mount_enable
2361 .Va jail_ Ns Ao Ar jname Ac Ns Va _mount_enable
2364 by default for every jail in
2366 .It Va jail_fdesc_enable
2374 .Va jail_ Ns Ao Ar jname Ac Ns Va _fdesc_enable
2377 by default for every jail in
2379 .It Va jail_procfs_enable
2387 .Va jail_ Ns Ao Ar jname Ac Ns Va _procfs_enable
2390 by default for every jail in
2392 .It Va jail_devfs_enable
2400 .Va jail_ Ns Ao Ar jname Ac Ns Va _devfs_enable
2403 by default for every jail in
2405 .It Va jail_exec_start
2408 When set, use as default value for
2409 .Va jail_ Ns Ao Ar jname Ac Ns Va _exec_start
2412 .It Va jail_exec_stop
2414 When set, use as default value for
2415 .Va jail_ Ns Ao Ar jname Ac Ns Va _exec_stop
2418 .It Va jail_ Ns Ao Ar jname Ac Ns Va _rootdir
2421 Set to the root directory used by jail
2423 .It Va jail_ Ns Ao Ar jname Ac Ns Va _hostname
2426 Set to the fully qualified domain name (FQDN) assigned to jail
2428 .It Va jail_ Ns Ao Ar jname Ac Ns Va _ip
2431 Set to the IP address assigned to jail
2433 .It Va jail_ Ns Ao Ar jname Ac Ns Va _flags
2438 These are flags to pass to
2440 .It Va jail_ Ns Ao Ar jname Ac Ns Va _interface
2443 When set, sets the interface to use when setting IP address alias.
2444 Note that the alias is created at jail startup and removed at jail shutdown.
2445 .It Va jail_ Ns Ao Ar jname Ac Ns Va _fstab
2448 .Pa /etc/fstab. Ns Aq Ar jname
2450 This is the file system information file to use for jail
2452 .It Va jail_ Ns Ao Ar jname Ac Ns Va _mount_enable
2459 mount all file systems from
2460 .Va jail_ Ns Ao Ar jname Ac Ns Va _fstab
2462 .It Va jail_ Ns Ao Ar jname Ac Ns Va _fdesc_enable
2469 mount the file-descriptor file system inside jail
2472 .It Va jail_ Ns Ao Ar jname Ac Ns Va _procfs_enable
2479 mount the process file system inside jail
2482 .It Va jail_ Ns Ao Ar jname Ac Ns Va _devfs_enable
2489 mount the device file system inside jail
2492 .It Va jail_ Ns Ao Ar jname Ac Ns Va _exec_start
2495 .Dq Li /bin/sh /etc/rc
2497 This is the command executed at jail startup.
2498 .It Va jail_ Ns Ao Ar jname Ac Ns Va _exec_stop
2501 .Dq Li /bin/sh /etc/rc.shutdown
2503 This is the command executed at jail shutdown.
2504 .It Va jail_set_hostname_allow
2508 do not allow the root user in a jail to set its hostname.
2509 .It Va jail_socket_unixiproute_only
2513 do not allow any sockets,
2514 besides UNIX/IP/route sockets,
2515 to be used within a jail.
2516 .It Va jail_sysvipc_allow
2520 allow applications within a jail to use System V IPC.
2525 LVM volumes will be discovered and configured on boot.
2526 .It Va newsyslog_enable
2532 before syslogd starts.
2533 .It Va newsyslog_flags
2536 .Va newsyslog_enable
2539 these are the flags passed to
2541 .It Va resident_enable
2545 make the dynamic binaries listed in
2546 .Pa /etc/resident.conf
2548 .It Va varsym_enable
2553 .Pa /etc/varsym.conf
2554 to set system-wide variables for variant symlinks.
2559 or a whitespace separated list of IRQ numbers which will be used as a source of
2561 .\" -----------------------------------------------------
2566 to disable caching entropy via
2568 Otherwise set to the directory used to store entropy files in.
2573 to disable caching entropy through reboots.
2574 Otherwise set to the filename used to store cached entropy through reboots.
2575 This file should be located on the root file system to seed the
2577 device as early as possible in the boot process.
2589 Configuration file for
2598 .Pa /var/run/dmesg.boot
2600 .It Va rcshutdown_timeout
2602 If set, start a watchdog timer in the background which will terminate
2606 has not completed within the specified time (in seconds).
2607 Notice that in addition to this soft timeout,
2609 also applies a hard timeout for the execution of
2611 This is configured via
2614 .Va kern.init_shutdown_timeout
2615 and defaults to 120 seconds. Setting the value of
2616 .Va rcshutdown_timeout
2617 to more than 120 seconds will have no effect until the
2620 .Va kern.init_shutdown_timeout
2626 the udevd daemon will be started on boot.
2627 .It Va vfs_quota_enable
2631 vfs quota rc.d scripts will be run on boot.
2632 .It Va vfs_quota_sync
2634 List of mount points whose counters are to be synchronized with on-disk
2635 usage during system startup. See also
2637 .It Va vknetd_enable
2642 will be started on boot.
2645 Additional flags passed to
2647 Usually address/cidrbits is specified here.
2648 When no flags are passed, default option
2651 .It Va vkernel_enable
2655 any configured vkernels will not be started.
2656 .It Va vkernel_kill_timeout
2658 This defines the default number of seconds that we will wait for the
2659 vkernel to shut down on it's own. If after this time it's still alive,
2660 it will be killed with SIGKILL.
2663 Defines the default path to the vkernel binary.
2666 A space separated list of names for vkernels.
2667 This is purely a configuration aid to help identify and
2668 configure multiple vkernels.
2669 The names specified in this list will be used to
2670 identify settings common to a vkernel instance.
2671 Assuming that the vkernel in question was named
2673 you would have the following dependent variables
2674 (filled with reference values in this text):
2676 vkernel_example_bin="/usr/obj/usr/src/sys/VKERNEL/kernel.debug"
2677 vkernel_example_memsize="64m"
2678 vkernel_example_rootimg_list="/var/vkernel/rootimg.01"
2679 vkernel_example_iface_list="auto:bridge0"
2680 vkernel_example_logfile="/dev/null"
2681 vkernel_example_flags="-U"
2682 vkernel_example_kill_timeout="45"
2685 The last five are optional.
2686 They default to an empty string if not set, except for logfile which defaults to
2691 .Bl -tag -width ".Pa /etc/start_if. Ns Aq Ar interface" -compact
2692 .It Pa /etc/defaults/rc.conf
2694 .It Pa /etc/rc.conf.local
2695 .It Pa /etc/start_if. Ns Aq Ar interface
2712 .Xr resident.conf 5 ,
2774 .An Jordan K. Hubbard .