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IEEE MEDIA INDEPENDENT HANDOVER

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Presentation on theme: "IEEE MEDIA INDEPENDENT HANDOVER"— Presentation transcript:

1 IEEE 802.21 MEDIA INDEPENDENT HANDOVER
DCN: srho Title: 3GPP-WLAN single radio handover Date Submitted: Authors or Source(s): Dapeng Liu (CMCC) Abstract: This document discuss the media independent single radio handover between WLAN and 3GPP.

2 3GPP-WLAN Interworking Architecture
S2a: PMIP or GTP S2b: PMIP S2c: DSMIPv6

3 3GPP-WLAN Single Radio Handover
3GPP Access S-GW P-GW MME AAA STA WiFi SFF ePDG WLAN Access S2c

4 Target Network Discovery
STA 3GPP AN WiFi SFF WLAN AN/authenticator ePDG PDG/HA AAA Initial link setup Target Network Discovery L3 Tunnel Setup Association 802.1X/EAP Authentication 4-way handshake Tear-down tunnel WLAN on, 3GPP Off Re-association DHCP/IP address allocation IPsec tunnel establish Binding update/Binding acknowledgement WiFi connected

5 Discussion WiFi-SFF How does WiFi-SFF forward L2 message to target WLAN network? L2 message Association frame EAPOL frame XXX-00-

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