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authorhiren <hiren@FreeBSD.org>2015-05-08 08:35:06 +0000
committerhiren <hiren@FreeBSD.org>2015-05-08 08:35:06 +0000
commite545513c3ef78baddef748f9ea257633dad59fc9 (patch)
tree98338e19060cb1c8b08af2b15efd776dbe4afa7a /sbin
parentb48d3ee8e0b9264b5c609e743bda864f76948075 (diff)
downloadFreeBSD-src-e545513c3ef78baddef748f9ea257633dad59fc9.zip
FreeBSD-src-e545513c3ef78baddef748f9ea257633dad59fc9.tar.gz
MFC r261708, r261847, r268525, r274316, r274347, r275593,
r276844, r276847, r279531, r279559, r279564, r279676 A bunch of IPv6 fixes by melifaro, hrs and ae Major changes: Simplify nd6_output_lle() Add refcounting to DAD and fix races and other errors Implement Enhanced DAD algorithm for IPv6 Suggested by: ae Tested by: Jason Wolfe <j at nitrology.com> Sponsored by: Limelight Networks
Diffstat (limited to 'sbin')
-rw-r--r--sbin/ifconfig/af_inet6.c4
-rw-r--r--sbin/ifconfig/af_nd6.c3
-rw-r--r--sbin/ifconfig/ifconfig.816
3 files changed, 21 insertions, 2 deletions
diff --git a/sbin/ifconfig/af_inet6.c b/sbin/ifconfig/af_inet6.c
index 0f8688a..321bf5b 100644
--- a/sbin/ifconfig/af_inet6.c
+++ b/sbin/ifconfig/af_inet6.c
@@ -483,6 +483,10 @@ static struct cmd inet6_cmds[] = {
DEF_CMD("-auto_linklocal",-ND6_IFF_AUTO_LINKLOCAL,setnd6flags),
DEF_CMD("no_prefer_iface",ND6_IFF_NO_PREFER_IFACE,setnd6flags),
DEF_CMD("-no_prefer_iface",-ND6_IFF_NO_PREFER_IFACE,setnd6flags),
+ DEF_CMD("no_dad", ND6_IFF_NO_DAD, setnd6flags),
+ DEF_CMD("-no_dad", -ND6_IFF_NO_DAD, setnd6flags),
+ DEF_CMD("ignoreloop", ND6_IFF_IGNORELOOP, setnd6flags),
+ DEF_CMD("-ignoreloop", -ND6_IFF_IGNORELOOP, setnd6flags),
DEF_CMD_ARG("pltime", setip6pltime),
DEF_CMD_ARG("vltime", setip6vltime),
DEF_CMD("eui64", 0, setip6eui64),
diff --git a/sbin/ifconfig/af_nd6.c b/sbin/ifconfig/af_nd6.c
index b3db0a8..3a510a5 100644
--- a/sbin/ifconfig/af_nd6.c
+++ b/sbin/ifconfig/af_nd6.c
@@ -58,7 +58,8 @@ static const char rcsid[] =
#define MAX_SYSCTL_TRY 5
#define ND6BITS "\020\001PERFORMNUD\002ACCEPT_RTADV\003PREFER_SOURCE" \
"\004IFDISABLED\005DONT_SET_IFROUTE\006AUTO_LINKLOCAL" \
- "\007NO_RADR\010NO_PREFER_IFACE\020DEFAULTIF"
+ "\007NO_RADR\010NO_PREFER_IFACE\011IGNORELOOP\012NO_DAD" \
+ "\020DEFAULTIF"
static int isnd6defif(int);
void setnd6flags(const char *, int, int, const struct afswtch *);
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index ff97c85..82835fa 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -28,7 +28,7 @@
.\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94
.\" $FreeBSD$
.\"
-.Dd September 9, 2014
+.Dd March 6, 2015
.Dt IFCONFIG 8
.Os
.Sh NAME
@@ -736,6 +736,20 @@ outgoing interface.
.It Cm -no_prefer_iface
Clear a flag
.Cm no_prefer_iface .
+.It Cm no_dad
+Set a flag to disable Duplicate Address Detection.
+.It Cm -no_dad
+Clear a flag
+.Cm no_dad .
+.It Cm ignoreloop
+Set a flag to disable loopback detection in Enhanced Duplicate Address
+Detection Algorithm.
+When this flag is set,
+Duplicate Address Detection will stop in a finite number of probings
+even if a loopback configuration is detected.
+.It Cm -ignoreloop
+Clear a flag
+.Cm ignoreloop .
.El
.Pp
The following parameters are specific for IPv6 addresses.
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