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D55138.id171442.diff
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D55138.id171442.diff

diff --git a/UPDATING b/UPDATING
--- a/UPDATING
+++ b/UPDATING
@@ -27,6 +27,15 @@
world, or to merely disable the most expensive debugging functionality
at runtime, run "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
+20260129:
+ The "net.inet6.ip6.use_stableaddr" sysctl is now on by default.
+ This changes the default algorithm to choose IPv6 SLAAC autogenerated
+ addresses from embedding the interface hardware address to using
+ SHA256-HMAC hash as described in RFC 7217 to derive an opaque but
+ stable Address. If you are using autoconfigured IPv6 addresses at
+ reboot they will be different after this change, but constant
+ thereafter, please update your DNS records if any.
+
20260106:
Zstd has moved to the new "zstd" package. If you have set-minimal
installed, this package will be installed automatically, otherwise
diff --git a/sys/netinet6/nd6_rtr.c b/sys/netinet6/nd6_rtr.c
--- a/sys/netinet6/nd6_rtr.c
+++ b/sys/netinet6/nd6_rtr.c
@@ -95,7 +95,7 @@
#define V_nd6_defifp VNET(nd6_defifp)
VNET_DEFINE(int, ip6_use_tempaddr) = 0;
-VNET_DEFINE(bool, ip6_use_stableaddr) = 0;
+VNET_DEFINE(bool, ip6_use_stableaddr) = 1;
VNET_DEFINE(int, ip6_desync_factor);
VNET_DEFINE(uint32_t, ip6_temp_max_desync_factor) = TEMP_MAX_DESYNC_FACTOR_BASE;

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