diff options
Diffstat (limited to 'share/man/man5/rc.conf.5')
| -rw-r--r-- | share/man/man5/rc.conf.5 | 129 |
1 files changed, 74 insertions, 55 deletions
diff --git a/share/man/man5/rc.conf.5 b/share/man/man5/rc.conf.5 index ec3f292..59e338b 100644 --- a/share/man/man5/rc.conf.5 +++ b/share/man/man5/rc.conf.5 @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd March 05, 2010 +.Dd April 8, 2010 .Dt RC.CONF 5 .Os .Sh NAME @@ -1292,79 +1292,98 @@ It is also possible to rename an interface by doing: ifconfig_ed0_name="net0" ifconfig_net0="inet 192.0.2.1 netmask 0xffffff00" .Ed +.\" Remove in FreeBSD 10.x .It Va ipv6_enable .Pq Vt bool -If the variable is -.Dq Li YES , -.Dq Li inet6 accept_rtadv -is added to all of -.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 -and the -.Va ipv6_prefer -is defined as -.Dq Li YES . .Pp -This variable is deprecated. Use -.Va ipv6_prefer -and -.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 . -.It Va ipv6_prefer -.Pq Vt bool -This variable does the following: +This option is deprecated. .Pp If the variable is -.Dq Li YES , -the default policy of the source address selection set by -.Xr ip6addrctl 8 -will be IPv6-preferred. +.Dq Li YES +it has no effect. +To configure IPv6 for an interface see +.Va ipv6_network_interfaces +below. .Pp If the variable is -.Dq Li NO , -the default policy of the source address selection set by -.Xr ip6addrctl 8 -will be IPv4-preferred, and all of interfaces which does not have the -corrsponding -.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 -variable will be marked as -.Dq Li IFDISABLED . -This means only IPv6 functionality on that interface is completely -disabled. For more details of -.Dq Li IFDISABLED -flag and keywords -.Dq Li inet6 ifdisabled , -see -.Xr ifconfig 8 . -.Pp +.Dq Li NO +then other than +.Dq Li lo0 +IPv6 will be disabled for each interface, +however the same effect can be achieved by +not configuring the interface. .It Va ipv6_network_interfaces .Pq Vt str This is the IPv6 equivalent of .Va network_interfaces . -Normally manual configuration of this variable is not needed. +Normally configuration of this variable is not needed, +the value should be left as +.Dq Li AUTO . +.Pp +If +.Dq Li INET6 +is configured in the kernel configuration for the +.Dq Li lo0 +interface will always be performed. +It is not necessary to list it in +.Va ipv6_network_interfaces . +.Pp +Example configuration to accept Router Advertisements (RA) for the +.Dq Li ed0 +interface: +.Bd -literal +ifconfig_ed0_ipv6="RTADV" +.Ed +.Pp +To disable RA the +.Dq Li NORTADV +option is available, although not required if manual +configuration is performed as described below. +.Pp +An IPv6 interface can be configured manually with +.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 . +For example: +.Bd -literal +ifconfig_ed0_ipv6="inet6 2001:db8:1::1 prefixlen 64" +.Ed +.Pp +Manual configuration of an IPv6 address will also +require configuration of the +.Va ipv6_defaultrouter +option. .Pp -IPv6 functionality on an interface should be configured by -.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 , -instead of setting ifconfig parameters in -.Va ifconfig_ Ns Aq Ar interface . Aliases should be set by .Va ifconfig_ Ns Ao Ar interface Ac Ns Va _alias Ns Aq Ar n -with +with the .Dq Li inet6 -keyword. For example: +keyword. +For example: +.Pp .Bd -literal -ifconfig_ed0_ipv6="inet6 2001:db8:1::1 prefixlen 64" ifconfig_ed0_alias0="inet6 2001:db8:2::1 prefixlen 64" .Ed .Pp -Interfaces that have an -.Dq Li inet6 accept_rtadv -keyword in -.Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 -setting will be automatically configured by -.Xr rtsol 8 . -Note that this automatic configuration is disabled if the -.Va ipv6_gateway_enable -is set to -.Dq Li YES . +.It Va ipv6_prefer +.Pq Vt bool +If the variable is +.Dq Li YES , +the default policy of the source address selection set by +.Xr ip6addrctl 8 +will be IPv6-preferred. +.Pp +If the variable is +.Dq Li NO , +the default policy of the source address selection set by +.Xr ip6addrctl 8 +will be IPv4-preferred. +.Pp +.It Va ipv6_privacy +.Pq Vt bool +If the variable is +.Dq Li YES +privacy addresses will be generated for each IPv6 +interface as described in RFC 4193. +.Pp .It Va ipv6_prefix_ Ns Aq Ar interface .Pq Vt str If one or more prefixes are defined in |
