WAY TOO BAD route flapping on 6bone

[itojun@itojun.org]

>> 	I see very bad route flaps on 6bone.  This morning, our router
>> 	got over 10000 BGP updates in 2 hours period, for the following
>> 	prefixes:
>> 		3ffe:1900::/24
>> 		3ffe:3500::/24
>Our Router (3ffe:3500 / AS8319) is stable (6 Weeks Uptime) - while BGP-Links
>are stable too (around one week).
>Cannot see any unusual things happen.

	I see two AS paths for 3ffe:3500::/24.  there should be something
	strange inbetween (including our router)
	From Mar  2 09:00:00 to Mar  2 11:00:00, one of our router have seen:
		2948 updates with aspath: 3425 293 6175 8319
		4634 updates with aspath: 145 6175 8319
		651 withdraws
	for 3ffe:3500::/24.

itojun