From 7d71ff8e3825a7f8c2d5c9b5b9344e95e7aa1392 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Wed, 22 Jun 2011 15:51:02 -0400 Subject: [PATCH] manpage: add info about IPv6 configuration to exports(5) The parts of the exports(5) manpage that discuss IP addressing neglect IPv6 configuration. Update to include info on how to export to IPv6 subnets and addresses, and add a line demonstrating that to the EXAMPLE section. Signed-off-by: Jeff Layton Signed-off-by: Steve Dickson --- utils/exportfs/exports.man | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/utils/exportfs/exports.man b/utils/exportfs/exports.man index 241b3af..8e6f880 100644 --- a/utils/exportfs/exports.man +++ b/utils/exportfs/exports.man @@ -47,7 +47,7 @@ NFS clients may be specified in a number of ways: .IP "single host This is the most common format. You may specify a host either by an abbreviated name recognized be the resolver, the fully qualified domain -name, or an IP address. +name, an IPv4 address, or an IPv6 address. .IP "IP networks You can also export directories to all hosts on an IP (sub-) network simultaneously. This is done by specifying an IP address and netmask pair @@ -56,8 +56,9 @@ as where the netmask can be specified in dotted-decimal format, or as a contiguous mask length. For example, either `/255.255.252.0' or `/22' appended -to the network base IPv4 address results in identical subnetworks with 10 bits of -host. Wildcard characters generally do not work on IP addresses, though they +to the network base IPv4 address results in identical subnetworks with 10 bits +of host. IPv6 addresses must use a contiguous mask length. Wildcard characters +generally do not work on IP addresses, though they may work by accident when reverse DNS lookups fail. .IP "wildcards Machine names may contain the wildcard characters \fI*\fR and \fI?\fR. @@ -486,6 +487,7 @@ The format for extra export tables is the same as /home/joe pc001(rw,all_squash,anonuid=150,anongid=100) /pub *(ro,insecure,all_squash) /srv/www \-sync,rw server @trusted @external(ro) +/foo 2001:db8:9:e54::/64(rw) 192.0.2.0/24(rw) '''/pub/private (noaccess) .fi .PP @@ -501,7 +503,8 @@ option in this entry also allows clients with NFS implementations that don't use a reserved port for NFS. The sixth line exports a directory read-write to the machine 'server' as well as the `@trusted' netgroup, and read-only to netgroup `@external', -all three mounts with the `sync' option enabled. +all three mounts with the `sync' option enabled. The seventh line exports +a directory to both an IPv6 and an IPv4 subnet. ''' The last line denies all NFS clients '''access to the private directory. '''.SH CAVEATS -- 2.39.5