IEEE 802.21 MEDIA INDEPENDENT HANDOVER DCN: 21-07-0110-02-0000 Title: Handover Flow Diagrams for Annex A Date Submitted: May 10, 2007 Presented at IEEE 802.21 session in Montreal, QC, Canada Authors or Source(s): Juan-Carlos Zuniga, Ulises Olvera-Hernandez Abstract: This contribution provides example signaling diagrams with the new template for MIH based handover flow chart. 21-07-0110-02-0000

IEEE 802.21 presentation release statements This document has been prepared to assist the IEEE 802.21 Working Group. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. The contributor grants a free, irrevocable license to the IEEE to incorporate material contained in this contribution, and any modifications thereof, in the creation of an IEEE Standards publication; to copyright in the IEEE’s name any IEEE Standards publication even though it may include portions of this contribution; and at the IEEE’s sole discretion to permit others to reproduce in whole or in part the resulting IEEE Standards publication. The contributor also acknowledges and accepts that this contribution may be made public by IEEE 802.21. The contributor is familiar with IEEE patent policy, as outlined in Section 6.3 of the IEEE-SA Standards Board Operations Manual <http://standards.ieee.org/guides/opman/sect6.html#6.3> and in Understanding Patent Issues During IEEE Standards Development http://standards.ieee.org/board/pat/guide.html>  21-07-0110-02-0000

A.2 Network-initiated handover (1/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_Get_Information.request MIH_Get_Information Request MIH_Get_Information Response MIH_Get_Information.confirm Network Selection Phase MIH_Net_HO_Candidate_Query.request MIH_Net_HO_Candidate_Query Request MIH_Net_HO_Candidate_Query.indication MIH_Net_HO_Candidate_Query.response MIH_Net_HO_Candidate_Query Response (Handover Ack = TRUE) MIH_Net_HO_Candidate_Query.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request 21-07-0110-02-0000

A.2 Network-initiated handover (2/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm Target Decision MIH_Net_HO_Commit.request MIH_Net_HO_Commit Request MIH_Net_HO_Commit.indication Establish new L2 connection 21-07-0110-02-0000

A.2 Network-initiated handover (3/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Link_Up.indication MIH_Link_Up.indication Higher Layer Handover Execution MIH_Net_HO_Commit.response MIH_Net_HO_Commit Response (Status = Success) MIH_Net_HO_Commit.confirm MIH_MN_HO_Complete.request MIH_MN_HO_Complete Request (Status = Success) MIH_MN_HO_Complete.indication MIH_N2N_HO_Complete.request MIH_N2N_HO_Complete Request MIH_N2N_HO_Complete.indication MIH_N2N_HO_Complete.response MIH_N2N_HO_Complete Response MIH_N2N_HO_Complete.confirm MIH_MN_HO_Complete.response MIH_MN_HO_Complete Response MIH_MN_HO_Complete.confirm 21-07-0110-02-0000

A.3.1 Network-initiated handover from 802.16 to 3G (single PoS) (1/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow over 802.16 Network MIH_Configure_Link.request (ConfigurationRequestsList(Threshold setup)) MIH_Configure_Link Request Link_Configure_Thresholds.request Link_Configure_Thresholds.confirm MIH_Configure_Link Confirm MIH_Configure_Link.confirm Link_Parameters_Report.indication(Current value)) MIH_Link_Parameters_Report Indication (LinkType = 802.16) MIH_Link_Parameters_Report.indication … Link_Going_Down.indication MIH_Link_Going_Down Indication (Confidence Level(<50%)) MIH_Link_Going_Down.indication 21-07-0110-02-0000

A.3.1 Network-initiated handover from 802.16 to 3G (single PoS) (2/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Link_Action.request (LINK_LOW_POWER; LINK_SCAN) Link_Action.confirm Measurement Report (Repeat pre-configured number of times) Link_Parameters_Report.indication(Current value) MIH_Link_Parameters_Report Indication (LinkType = 802.16) MIH_Link_Parameters_Report.indication Link_Get_Parameters.request Link_Get_Parameters.confirm MIH_Link_Parameters_Report Indication (LinkType = UMTS) MIH_Link_Parameters_Report.indication Link_Going_Down.indication MIH_Link_Going_Down Indication (Confidence Level(>75%)) MIH_Link_Going_Down.indication MIH_Net_HO_Commit.request MIH_Net_HO_Commit Request MIH_Net_HO_Commit .indication 21-07-0110-02-0000

A.3.1 Network-initiated handover from 802.16 to 3G (single PoS) (3/3) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Establish new L2 connection (Break-before-Make) Link_Action.request (LINK_POWER_DOWN) Link_Action.confirm Link_Action.request (LINK_POWER_UP) Link_Action.confirm Link_Up.indication MIH_Link_Up.indication IP connectivity restored Mobile IP Registration/Binding Update Traffic Flow re-established MIH_Net_HO_Commit.response MIH_Net_HO_Commit Response (Status = Success) MIH_Net_HO_Commit.confirm 21-07-0110-02-0000

A.3.2 Network-initiated handover from 802.16 to 3G(multiple PoS) (1/5) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow over 802.16 Network MIH_Configure_Link.request (ConfigurationRequestsList(Threshold setup)) MIH_Configure_Link Request Link_Configure_Thresholds.request Link_Configure_Thresholds.confirm MIH_Configure_Link Confirm MIH_Configure_Link.confirm Link_Parameters_Report.indication(Current value)) MIH_Link_Parameters_Report Indication (LinkType = 802.16) MIH_Link_Parameters_Report.indication … Link_Going_Down.indication MIH_Link_Going_Down Indication (Confidence Level(<50%)) MIH_Link_Going_Down.indication 21-07-0110-02-0000

A.3.2 Network-initiated handover from 802.16 to 3G(multiple PoS) (2/5) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Link_Action.request (LINK_LOW_POWER; LINK_SCAN) Link_Action.confirm Measurement Report (Repeat pre-configured number of times) Link_Parameters_Report.indication(Current value) MIH_Link_Parameters_Report Indication (LinkType = 802.16) MIH_Link_Parameters_Report.indication Link_Get_Parameters.request Link_Get_Parameters.confirm MIH_Link_Parameters_Report Indication (LinkType = UMTS) MIH_Link_Parameters_Report.indication Link_Going_Down.indication MIH_Link_Going_Down Indication (Confidence Level(>75%)) MIH_Link_Going_Down.indication 21-07-0110-02-0000

A.3.2 Network-initiated handover from 802.16 to 3G(multiple PoS) (3/5) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_Net_HO_Candidate_Query.request MIH_Net_HO_Candidate_Query Request MIH_Net_HO_Candidate_Query.indication MIH_Net_HO_Candidate_Query.response MIH_Net_HO_Candidate_Query Response (HandoverAck == 0: Handover initiate) MIH_Net_HO_Candidate_Query.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm 21-07-0110-02-0000

A.3.2 Network-initiated handover from 802.16 to 3G(multiple PoS) (4/5) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Target Decision MIH_Net_HO_Commit.request MIH_Net_HO_Commit Request MIH_Net_HO_Commit .indication Establish new L2 connection (Break-before-Make) Link_Action.request (LINK_POWER_DOWN) Link_Action.confirm Link_Action.request (LINK_POWER_UP) Link_Action.confirm Link_Up.indication MIH_Link_Up.indication IP connectivity restored Mobile IP Registration/Binding Update 21-07-0110-02-0000

A.3.2 Network-initiated handover from 802.16 to 3G(multiple PoS) (5/5) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow re-established MIH_Net_HO_Commit.response MIH_Net_HO_Commit Response (Status = Success) MIH_Net_HO_Commit.confirm MIH_N2N_HO_Complete.request MIH_N2N_HO_Complete Request MIH_N2N_HO_Complete.indication MIH_N2N_HO_Complete.response MIH_N2N_HO_Complete Response MIH_N2N_HO_Complete.confirm 21-07-0110-02-0000

A.4.1 Network-initiated handover from 3G to WLAN (1/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow over UMTS MIH_Get_Information.request MIH_Get_Information Request MIH_Get_Information Response MIH_Get_Information.confirm MIH_Net_HO_Candidate_Query.request MIH_Net_HO_Candidate_Query Request MIH_Net_HO_Candidate_Query.indication MIH_Net_HO_Candidate_Query.response MIH_Net_HO_Candidate_Query Response (HandoverAck == 0: Handover initiate) MIH_Net_HO_Candidate_Query.confirm Link_Detected.indication MIH_Link_Detected Indication (WLAN) MIH_Link_Detected.indication MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication 21-07-0110-02-0000

A.4.1 Network-initiated handover from 3G to WLAN (2/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_Net_HO_Commit.request MIH_N2N_HO_Commit Request MIH_N2N_HO_Commit.indication MIH_N2N_HO_Commit.response MIH_N2N_HO_Commit Response MIH_Net_HO_Commit..confirm MIH_Net_HO_Commit.request MIH_Net_HO_Commit Request MIH_Net_HO_Commit.indication 21-07-0110-02-0000

A.4.1 Network-initiated handover from 3G to WLAN (3/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Establish new L2 connection (Break-before-Make) Link_Action.request (LINK_POWER_DOWN) Link_Action.confirm Link_Action.request (LINK_POWER_UP) Link_Action.confirm Link_Up.indication MIH_Link_Up.indication IP connectivity restored Mobile IP Registration/Binding Update Traffic Flow re-established MIH_Net_HO_Commit.response MIH_Net_HO_Commit Response (Status = Success) MIH_Net_HO_Commit.confirm 21-07-0110-02-0000

A.4.1 Network-initiated handover from 3G to WLAN (4/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_MN_HO_Complete.request MIH_MN_HO_Complete Request MIH_MN_HO_Complete.indication MIH_N2N_HO_Complete.request MIH_N2N_HO_Complete Request MIH_N2N_HO_Complete.indication MIH_N2N_HO_Complete.response Link_Action.request (LINK_DISCONNECT) Disconnect L2 Connection Link_Action.confirm (Success) MIH_N2N_HO_Complete Response MIH_N2N_HO_Complete.confirm MIH_MN_HO_Complete.response MIH_MN_HO_Complete Response MIH_MN_HO_Complete.confirm 21-07-0110-02-0000

A.4.2 Mobile-initiated handover from 3G to WLAN (1/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow over UMTS MIH_Get_Information.request MIH_Get_Information Request MIH_Get_Information Response MIH_Get_Information.confirm Link_Detected.indication MIH_Link_Detected.indication(WLAN) MIH_MN_HO_Candidate_Query.request MIH_MN_HO_Candidate_Query Request MIH_MN_HO_Candidate_Query.indication MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication 21-07-0110-02-0000

A.4.2 Mobile-initiated handover from 3G to WLAN (2/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_N2N_HO_Query_Resources.request MIH_N2N_HO_Query_Resources Request MIH_N2N_HO_Query_Resources.indication MIH_N2N_HO_Query_Resources.response MIH_N2N_HO_Query_Resources Response MIH_N2N_HO_Query_Resources.confirm MIH_MN_HO_Candidate_Query.response MIH_MN_HO_Candidate_Query Response MIH_MN_HO_Candidate_Query.confirm MIH_MN_HO_Commit.request MIH_MN_HO_Commit Request MIH_MN_HO_Commit.request 21-07-0110-02-0000

A.4.2 Mobile-initiated handover from 3G to WLAN (2/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity MIH_N2N_HO_Commit.request MIH_N2N_HO_Commit Request MIH_N2N_HO_Commit.indication MIH_N2N_HO_Commit.response MIH_N2N_HO_Commit Response MIH_N2N_HO_Commit.response MIH_MN_HO_Commit.response MIH_MN_HO_Commit Response Establish new L2 connection (Break-before-Make) Link_Action.request (LINK_POWER_DOWN) Link_Action.confirm Link_Action.request (LINK_POWER_UP) Link_Action.confirm Link_Up.indication MIH_Link_Up.indication IP connectivity restored Mobile IP Registration/Binding Update 21-07-0110-02-0000

A.4.2 Mobile-initiated handover from 3G to WLAN (4/4) Mobile Node Serving Network Other Network Candidate Network 1 Candidate Network n Other Network UP Entity MIH User MIHF MAC-S MAC-C PoA-S PoS-S MIH User MIIS Server PoA-C1 PoS-C1 MIH User PoA-Cn PoS-Cn MIH User UP Entity Traffic Flow re-established Link_Action.request (LINK_DISCONNECT) Disconnect L2 Connection Link_Action.confirm (Success) MIH_MN_HO_Commit.confirm MIH_MN_HO_Complete.request MIH_MN_HO_Complete Request (Status = Success) MIH_MN_HO_Complete.indication MIH_N2N_HO_Complete.request MIH_N2N_HO_Complete Request MIH_N2N_HO_Complete.indication MIH_N2N_HO_Complete.response MIH_N2N_HO_Complete Response MIH_N2N_HO_Complete.confirm MIH_MN_HO_Complete.response MIH_MN_HO_Complete Response MIH_MN_HO_Complete.confirm 21-07-0110-02-0000