Thu Nov 15 20:09:26 JST 2001 keiichi@iij.ad.jp 	* kame/sys/netinet6/mip6*   	- fix a binding request bug. now CN sends a binding request for   	  the mobile node of a expiring binding cache.   	- add auth sub-option handling.   	  currently zero-length auth sub-option (means no auth) is   	  sent/received with bu. 	- stop using in6_control() for address handling.  instead, 	  use in6_update_ifa/in6_purgeaddr.
Thu Nov 15 20:09:26 JST 2001 keiichi@iij.ad.jp
	* kame/sys/netinet6/mip6*
  	- fix a binding request bug. now CN sends a binding request for
  	  the mobile node of a expiring binding cache.
  	- add auth sub-option handling.
  	  currently zero-length auth sub-option (means no auth) is
  	  sent/received with bu.
	- stop using in6_control() for address handling.  instead,
	  use in6_update_ifa/in6_purgeaddr.

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame