1. 111 © 2001, Cisco Systems, Inc. All rights reserved. Presentation_ID Mobile IPv4 Dynamic Home Agent Assignment Framework (draft-kulkarni-mobileip-dynamic-assignment-02.txt) 59 th IETF Seoul – 1/3/2004 Milind Kulkarni Alpesh Patel Kent Leung

2. 222 Status Last call originally dated 13 th February, 2003

3. 333 Open Issues Add subtype field in Redirected HA Address Extension Response:Resolved. Will be fixed in next revision

4. 444 Open Issues Align the address at 4-byte word boundary Response: Resolved. Will be fixed in next revision.

5. 555 Open Issues The current scheme does not allow dynamic HA registration (AZOA HA address) beyond first registration. Response: Makes sense to use AZOA as HA address while dynamic assignment is in progress.

6. 666 Open Issues There is insufficient reason why RRQ with unicast HA address is used for dynamic assignment. Response: For Dynamic HA assignment, unicast HA address will not be used.

7. 777 Open Issues In addition to AZOA HA address, provide extension for additional information to distinguish different cases of dynamic HA assignment. Response: Explain what are the different cases.

8. 888 Open Issues … Editorial – will be resolved in the next version

9. 999 Summary For dynamic HA assignment, always use AZOA as HA address Add a new extension in RRQ which carries the HA address (if known) as hint Once anchored, unicast HA address is used in subsequent RRQs

10. 10 Q & A