all repos — nixfiles @ beef1ede92cfc2b77fefa16ca4840a0d7b1a8baf

System and user configuration, managed by nix and home-manager

router: reduce number of v6 addresses

Alin
commit

beef1ede92cfc2b77fefa16ca4840a0d7b1a8baf

parent

dc7570e034ca3365d51311dd7549d38be64103ff

1 file changed, 6 insertions(+), 4 deletions(-)

changed files
M system/roles/router.nix → system/roles/router.nix
@@ -50,6 +50,7 @@ enable = true;
     config = {
       networkConfig = {
         IPv6Forwarding = true;
+        IPv6PrivacyExtensions = false;
       };
     };
     networks = {

@@ -102,6 +103,7 @@ Label = "${wan}:1";
         };
         dhcpV6Config = {
           UseDNS = false;
+          UseAddress = false; # I only want a prefix, not a /128
           SendHostname = false;
           PrefixDelegationHint = "::/${toString wanPrefixLen}";
         };

@@ -177,11 +179,11 @@ "net.core.default_qdisc" = "fq";
 
     "net.ipv6.conf.all.accept_ra" = 0;
     "net.ipv6.conf.all.autoconf" = 0;
-    "net.ipv6.conf.all.use_tempaddr" = 0;
-
-    # "net.ipv6.conf.${wan}.accept_ra" = 2;
-    "net.ipv6.conf.${wan}.autoconf" = 1;
+    "net.ipv6.conf.default.autoconf" = 0;
+    "net.ipv6.conf.${wan}.autoconf" = 0;
   };
+
+  networking.tempAddresses = "disabled"; # use_tempaddr = 0
 
   services.ddclient = {
     usev4 = "disabled";