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IEICE TRANSACTIONS on Communications

Enhanced Predictive Handover for Fast Proxy Mobile IPv6

Seil JEON, Namhi KANG, Younghan KIM

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Summary :

Proxy Mobile IPv6 (PMIPv6) has been proposed in order to overcome the limitations of host-based mobility management in IPv6 networks. However, packet losses during doing handover are still a problem. To solve this issue, several schemes have been developed, and can be classified into two approaches: predictive and reactive handover. Both approaches commonly use bi-directional tunnel between mobile access gateways (MAGs). In predictive schemes especially, mobility support for a mobile node (MN) is triggered by simplified link signal strength. Thereafter, the MN sends handover notification to its serving MAG, and is then able to initiate packet forwarding. Therefore, if the MN moves toward an unexpected MAG that does not have any pre-established tunnel with the serving MAG, it may lead to packet losses. In this paper, we define this problem as Early Packet Forwarding (EPF). As a solution, we propose an enhanced PMIPv6 scheme using two-phase tunnel control based on the IEEE 802.21 Media Independent Handover (MIH).

Publication
IEICE TRANSACTIONS on Communications Vol.E92-B No.11 pp.3504-3507
Publication Date
2009/11/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.E92.B.3504
Type of Manuscript
LETTER
Category
Internet

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