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authoritojun <itojun@NetBSD.org>2000-04-21 02:40:53 +0000
committeritojun <itojun@NetBSD.org>2000-04-21 02:40:53 +0000
commiteaeb53372ebf899e77b0743d0682da8fe2c54a60 (patch)
tree60bd9ecb3b3c8318ffca26bc4a67d7c0409903d0 /sys/net
parent3d5a5b03f5491ed8198799e87eda1cead5c7079c (diff)
update comment (analysis on 04 draft)
Diffstat (limited to 'sys/net')
-rw-r--r--sys/net/if_stf.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/net/if_stf.c b/sys/net/if_stf.c
index a41e1574334..9698e922005 100644
--- a/sys/net/if_stf.c
+++ b/sys/net/if_stf.c
@@ -1,5 +1,5 @@
-/* $NetBSD: if_stf.c,v 1.1 2000/04/19 06:30:53 itojun Exp $ */
-/* $KAME: if_stf.c,v 1.31 2000/04/19 05:51:20 itojun Exp $ */
+/* $NetBSD: if_stf.c,v 1.2 2000/04/21 02:40:53 itojun Exp $ */
+/* $KAME: if_stf.c,v 1.32 2000/04/21 02:39:43 itojun Exp $ */
/*
* Copyright (C) 2000 WIDE Project.
@@ -44,7 +44,7 @@
* Here are interesting symptoms due to the lack of link-local address:
*
* Unicast routing exchange:
- * - RIPng: Impossible. Uses link-local multicast packet toward ff02::2,
+ * - RIPng: Impossible. Uses link-local multicast packet toward ff02::9,
* and link-local addresses as nexthop.
* - OSPFv6: Impossible. OSPFv6 assumes that there's link-local address
* assigned to the link, and makes use of them. Also, HELLO packets use
@@ -62,7 +62,9 @@
*
* 04 draft suggests to have link-local address onto 6to4 interface.
* However, it seems to have no real use and does not help the above symptom
- * much.
+ * much. Even if we assign link-locals to interface, we cannot really
+ * use link-local unicast/multicast on top of 6to4 cloud, and the above
+ * analysis does not change.
*
* 6to4 interface has security issues. Refer to
* http://playground.iijlab.net/i-d/draft-itojun-ipv6-transition-abuse-00.txt