[riot-notifications] [RIOT-OS/RIOT] gnrc_ipv6_nib: handle route information option (#16568)

benpicco notifications at github.com
Mon Jun 28 15:00:59 CEST 2021


@benpicco commented on this pull request.



> +    if (final) {
+        ext_opts = _build_final_ext_opts(netif);
+    } else {

If we advertise ourselves as a default router, we expect *everything* to be routed via us anyway.
So always adding the RIO will add a superfluous entry to the forwarding table on the downstream node:

```
2021-06-28 14:58:17,217 # 2001:16b8:4545:1400::/64 via fe80::a4ed:29ff:feec:d5f3 dev #7 // this is not needed
2021-06-28 14:58:17,220 # 2001:16b8:4545:14f8::/62 dev #7
2021-06-28 14:58:17,220 # 2001:16b8:4545:14fa::/63 dev #6
2021-06-28 14:58:17,222 # default via fe80::a4ed:29ff:feec:d5f3 dev #7
```



-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/RIOT-OS/RIOT/pull/16568#discussion_r659764239
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.riot-os.org/pipermail/notifications/attachments/20210628/da2abef0/attachment.htm>


More information about the notifications mailing list